20403264

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 224

約数和(自身を含む): 70225920

約数和(自身を除く): 49822656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 19, 21, 24, 28, 32, 34, 38, 42, 47, 48, 51, 56, 57, 64, 68, 76, 84, 94, 96, 102, 112, 114, 119, 133, 136, 141, 152, 168, 188, 192, 204, 224, 228, 238, 266, 272, 282, 304, 323, 329, 336, 357, 376, 399, 408, 448, 456, 476, 532, 544, 564, 608, 646, 658, 672, 714, 752, 798, 799, 816, 893, 912, 952, 969, 987, 1064, 1088, 1128, 1216, 1292, 1316, 1344, 1428, 1504, 1596, 1598, 1632, 1786, 1824, 1904, 1938, 1974, 2128, 2256, 2261, 2397, 2584, 2632, 2679, 2856, 3008, 3192, 3196, 3264, 3572, 3648, 3808, 3876, 3948, 4256, 4512, 4522, 4794, 5168, 5264, 5358, 5593, 5712, 6251, 6384, 6392, 6783, 7144, 7616, 7752, 7896, 8512, 9024, 9044, 9588, 10336, 10528, 10716, 11186, 11424, 12502, 12768, 12784, 13566, 14288, 15181, 15504, 15792, 16779, 18088, 18753, 19176, 20672, 21056, 21432, 22372, 22848, 25004, 25536, 25568, 27132, 28576, 30362, 31008, 31584, 33558, 36176, 37506, 38352, 42864, 44744, 45543, 50008, 51136, 54264, 57152, 60724, 62016, 63168, 67116, 72352, 75012, 76704, 85728, 89488, 91086, 100016, 106267, 108528, 121448, 134232, 144704, 150024, 153408, 171456, 178976, 182172, 200032, 212534, 217056, 242896, 268464, 300048, 318801, 357952, 364344, 400064, 425068, 434112, 485792, 536928, 600096, 637602, 728688, 850136, 971584, 1073856, 1200192, 1275204, 1457376, 1700272, 2550408, 2914752, 3400544, 5100816, 6801088, 10201632, 20403264]

約数ペア:

[(1, 20403264), (2, 10201632), (3, 6801088), (4, 5100816), (6, 3400544), (7, 2914752), (8, 2550408), (12, 1700272), (14, 1457376), (16, 1275204), (17, 1200192), (19, 1073856), (21, 971584), (24, 850136), (28, 728688), (32, 637602), (34, 600096), (38, 536928), (42, 485792), (47, 434112), (48, 425068), (51, 400064), (56, 364344), (57, 357952), (64, 318801), (68, 300048), (76, 268464), (84, 242896), (94, 217056), (96, 212534), (102, 200032), (112, 182172), (114, 178976), (119, 171456), (133, 153408), (136, 150024), (141, 144704), (152, 134232), (168, 121448), (188, 108528), (192, 106267), (204, 100016), (224, 91086), (228, 89488), (238, 85728), (266, 76704), (272, 75012), (282, 72352), (304, 67116), (323, 63168), (329, 62016), (336, 60724), (357, 57152), (376, 54264), (399, 51136), (408, 50008), (448, 45543), (456, 44744), (476, 42864), (532, 38352), (544, 37506), (564, 36176), (608, 33558), (646, 31584), (658, 31008), (672, 30362), (714, 28576), (752, 27132), (798, 25568), (799, 25536), (816, 25004), (893, 22848), (912, 22372), (952, 21432), (969, 21056), (987, 20672), (1064, 19176), (1088, 18753), (1128, 18088), (1216, 16779), (1292, 15792), (1316, 15504), (1344, 15181), (1428, 14288), (1504, 13566), (1596, 12784), (1598, 12768), (1632, 12502), (1786, 11424), (1824, 11186), (1904, 10716), (1938, 10528), (1974, 10336), (2128, 9588), (2256, 9044), (2261, 9024), (2397, 8512), (2584, 7896), (2632, 7752), (2679, 7616), (2856, 7144), (3008, 6783), (3192, 6392), (3196, 6384), (3264, 6251), (3572, 5712), (3648, 5593), (3808, 5358), (3876, 5264), (3948, 5168), (4256, 4794), (4512, 4522)]