19211477904

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{769}}^1$

素因数の和:1222

約数の個数: 240

約数和(自身を含む): 59281622400

約数和(自身を除く): 40070144496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 36, 38, 46, 48, 57, 69, 72, 76, 92, 114, 138, 144, 152, 171, 184, 207, 228, 276, 304, 342, 368, 397, 414, 437, 456, 552, 684, 769, 794, 828, 874, 912, 1104, 1191, 1311, 1368, 1538, 1588, 1656, 1748, 2307, 2382, 2622, 2736, 3076, 3176, 3312, 3496, 3573, 3933, 4614, 4764, 5244, 6152, 6352, 6921, 6992, 7146, 7543, 7866, 9131, 9228, 9528, 10488, 12304, 13842, 14292, 14611, 15086, 15732, 17687, 18262, 18456, 19056, 20976, 22629, 27393, 27684, 28584, 29222, 30172, 31464, 35374, 36524, 36912, 43833, 45258, 53061, 54786, 55368, 57168, 58444, 60344, 62928, 67887, 70748, 73048, 82179, 87666, 90516, 106122, 109572, 110736, 116888, 120688, 131499, 135774, 141496, 146096, 159183, 164358, 173489, 175332, 181032, 212244, 219144, 233776, 262998, 271548, 282992, 305293, 318366, 328716, 336053, 346978, 350664, 362064, 424488, 438288, 520467, 525996, 543096, 610586, 636732, 657432, 672106, 693956, 701328, 848976, 915879, 1008159, 1040934, 1051992, 1086192, 1221172, 1273464, 1314864, 1344212, 1387912, 1561401, 1831758, 2016318, 2081868, 2103984, 2442344, 2546928, 2688424, 2747637, 2775824, 3024477, 3122802, 3663516, 4032636, 4163736, 4884688, 5376848, 5495274, 5800567, 6048954, 6245604, 7021739, 7327032, 8065272, 8327472, 10990548, 11601134, 12097908, 12491208, 14043478, 14654064, 16130544, 17401701, 21065217, 21981096, 23202268, 24195816, 24982416, 28086956, 34803402, 42130434, 43962192, 46404536, 48391632, 52205103, 56173912, 63195651, 69606804, 84260868, 92809072, 104410206, 112347824, 126391302, 133413041, 139213608, 168521736, 208820412, 252782604, 266826082, 278427216, 337043472, 400239123, 417640824, 505565208, 533652164, 800478246, 835281648, 1011130416, 1067304328, 1200717369, 1600956492, 2134608656, 2401434738, 3201912984, 4802869476, 6403825968, 9605738952, 19211477904]

約数ペア:

[(1, 19211477904), (2, 9605738952), (3, 6403825968), (4, 4802869476), (6, 3201912984), (8, 2401434738), (9, 2134608656), (12, 1600956492), (16, 1200717369), (18, 1067304328), (19, 1011130416), (23, 835281648), (24, 800478246), (36, 533652164), (38, 505565208), (46, 417640824), (48, 400239123), (57, 337043472), (69, 278427216), (72, 266826082), (76, 252782604), (92, 208820412), (114, 168521736), (138, 139213608), (144, 133413041), (152, 126391302), (171, 112347824), (184, 104410206), (207, 92809072), (228, 84260868), (276, 69606804), (304, 63195651), (342, 56173912), (368, 52205103), (397, 48391632), (414, 46404536), (437, 43962192), (456, 42130434), (552, 34803402), (684, 28086956), (769, 24982416), (794, 24195816), (828, 23202268), (874, 21981096), (912, 21065217), (1104, 17401701), (1191, 16130544), (1311, 14654064), (1368, 14043478), (1538, 12491208), (1588, 12097908), (1656, 11601134), (1748, 10990548), (2307, 8327472), (2382, 8065272), (2622, 7327032), (2736, 7021739), (3076, 6245604), (3176, 6048954), (3312, 5800567), (3496, 5495274), (3573, 5376848), (3933, 4884688), (4614, 4163736), (4764, 4032636), (5244, 3663516), (6152, 3122802), (6352, 3024477), (6921, 2775824), (6992, 2747637), (7146, 2688424), (7543, 2546928), (7866, 2442344), (9131, 2103984), (9228, 2081868), (9528, 2016318), (10488, 1831758), (12304, 1561401), (13842, 1387912), (14292, 1344212), (14611, 1314864), (15086, 1273464), (15732, 1221172), (17687, 1086192), (18262, 1051992), (18456, 1040934), (19056, 1008159), (20976, 915879), (22629, 848976), (27393, 701328), (27684, 693956), (28584, 672106), (29222, 657432), (30172, 636732), (31464, 610586), (35374, 543096), (36524, 525996), (36912, 520467), (43833, 438288), (45258, 424488), (53061, 362064), (54786, 350664), (55368, 346978), (57168, 336053), (58444, 328716), (60344, 318366), (62928, 305293), (67887, 282992), (70748, 271548), (73048, 262998), (82179, 233776), (87666, 219144), (90516, 212244), (106122, 181032), (109572, 175332), (110736, 173489), (116888, 164358), (120688, 159183), (131499, 146096), (135774, 141496)]