19997234712

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{74441}}^1$

素因数の和:74514

約数の個数: 192

約数和(自身を含む): 68284157760

約数和(自身を除く): 48286923048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 41, 42, 52, 56, 63, 72, 78, 82, 84, 91, 104, 117, 123, 126, 156, 164, 168, 182, 234, 246, 252, 273, 287, 312, 328, 364, 369, 468, 492, 504, 533, 546, 574, 728, 738, 819, 861, 936, 984, 1066, 1092, 1148, 1476, 1599, 1638, 1722, 2132, 2184, 2296, 2583, 2952, 3198, 3276, 3444, 3731, 4264, 4797, 5166, 6396, 6552, 6888, 7462, 9594, 10332, 11193, 12792, 14924, 19188, 20664, 22386, 29848, 33579, 38376, 44772, 67158, 74441, 89544, 134316, 148882, 223323, 268632, 297764, 446646, 521087, 595528, 669969, 893292, 967733, 1042174, 1339938, 1563261, 1786584, 1935466, 2084348, 2679876, 2903199, 3052081, 3126522, 3870932, 4168696, 4689783, 5359752, 5806398, 6104162, 6253044, 6774131, 7741864, 8709597, 9156243, 9379566, 11612796, 12208324, 12506088, 13548262, 17419194, 18312486, 18759132, 20322393, 21364567, 23225592, 24416648, 27096524, 27468729, 34838388, 36624972, 37518264, 39677053, 40644786, 42729134, 54193048, 54937458, 60967179, 64093701, 69676776, 73249944, 79354106, 81289572, 85458268, 109874916, 119031159, 121934358, 128187402, 158708212, 162579144, 170916536, 192281103, 219749832, 238062318, 243868716, 256374804, 277739371, 317416424, 357093477, 384562206, 476124636, 487737432, 512749608, 555478742, 714186954, 769124412, 833218113, 952249272, 1110957484, 1428373908, 1538248824, 1666436226, 2221914968, 2499654339, 2856747816, 3332872452, 4999308678, 6665744904, 9998617356, 19997234712]

約数ペア:

[(1, 19997234712), (2, 9998617356), (3, 6665744904), (4, 4999308678), (6, 3332872452), (7, 2856747816), (8, 2499654339), (9, 2221914968), (12, 1666436226), (13, 1538248824), (14, 1428373908), (18, 1110957484), (21, 952249272), (24, 833218113), (26, 769124412), (28, 714186954), (36, 555478742), (39, 512749608), (41, 487737432), (42, 476124636), (52, 384562206), (56, 357093477), (63, 317416424), (72, 277739371), (78, 256374804), (82, 243868716), (84, 238062318), (91, 219749832), (104, 192281103), (117, 170916536), (123, 162579144), (126, 158708212), (156, 128187402), (164, 121934358), (168, 119031159), (182, 109874916), (234, 85458268), (246, 81289572), (252, 79354106), (273, 73249944), (287, 69676776), (312, 64093701), (328, 60967179), (364, 54937458), (369, 54193048), (468, 42729134), (492, 40644786), (504, 39677053), (533, 37518264), (546, 36624972), (574, 34838388), (728, 27468729), (738, 27096524), (819, 24416648), (861, 23225592), (936, 21364567), (984, 20322393), (1066, 18759132), (1092, 18312486), (1148, 17419194), (1476, 13548262), (1599, 12506088), (1638, 12208324), (1722, 11612796), (2132, 9379566), (2184, 9156243), (2296, 8709597), (2583, 7741864), (2952, 6774131), (3198, 6253044), (3276, 6104162), (3444, 5806398), (3731, 5359752), (4264, 4689783), (4797, 4168696), (5166, 3870932), (6396, 3126522), (6552, 3052081), (6888, 2903199), (7462, 2679876), (9594, 2084348), (10332, 1935466), (11193, 1786584), (12792, 1563261), (14924, 1339938), (19188, 1042174), (20664, 967733), (22386, 893292), (29848, 669969), (33579, 595528), (38376, 521087), (44772, 446646), (67158, 297764), (74441, 268632), (89544, 223323), (134316, 148882)]