20147996576

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1\times {\mathrm{727}}^1$

素因数の和:1126

約数の個数: 96

約数和(自身を含む): 41409688320

約数和(自身を除く): 21261691744

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 89, 148, 178, 263, 296, 356, 526, 592, 712, 727, 1052, 1184, 1424, 1454, 2104, 2848, 2908, 3293, 4208, 5816, 6586, 8416, 9731, 11632, 13172, 19462, 23264, 23407, 26344, 26899, 38924, 46814, 52688, 53798, 64703, 77848, 93628, 105376, 107596, 129406, 155696, 187256, 191201, 215192, 258812, 311392, 374512, 382402, 430384, 517624, 749024, 764804, 860768, 866059, 1035248, 1529608, 1732118, 2070496, 2394011, 3059216, 3464236, 4788022, 6118432, 6928472, 7074437, 9576044, 13856944, 14148874, 17016889, 19152088, 27713888, 28297748, 34033778, 38304176, 56595496, 68067556, 76608352, 113190992, 136135112, 226381984, 272270224, 544540448, 629624893, 1259249786, 2518499572, 5036999144, 10073998288, 20147996576]

約数ペア:

[(1, 20147996576), (2, 10073998288), (4, 5036999144), (8, 2518499572), (16, 1259249786), (32, 629624893), (37, 544540448), (74, 272270224), (89, 226381984), (148, 136135112), (178, 113190992), (263, 76608352), (296, 68067556), (356, 56595496), (526, 38304176), (592, 34033778), (712, 28297748), (727, 27713888), (1052, 19152088), (1184, 17016889), (1424, 14148874), (1454, 13856944), (2104, 9576044), (2848, 7074437), (2908, 6928472), (3293, 6118432), (4208, 4788022), (5816, 3464236), (6586, 3059216), (8416, 2394011), (9731, 2070496), (11632, 1732118), (13172, 1529608), (19462, 1035248), (23264, 866059), (23407, 860768), (26344, 764804), (26899, 749024), (38924, 517624), (46814, 430384), (52688, 382402), (53798, 374512), (64703, 311392), (77848, 258812), (93628, 215192), (105376, 191201), (107596, 187256), (129406, 155696)]