20284572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{757}}^1$

素因数の和:811

約数の個数: 96

約数和(自身を含む): 61125120

約数和(自身を除く): 40840548

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 29, 33, 42, 44, 58, 66, 77, 84, 87, 116, 132, 154, 174, 203, 231, 308, 319, 348, 406, 462, 609, 638, 757, 812, 924, 957, 1218, 1276, 1514, 1914, 2233, 2271, 2436, 3028, 3828, 4466, 4542, 5299, 6699, 8327, 8932, 9084, 10598, 13398, 15897, 16654, 21196, 21953, 24981, 26796, 31794, 33308, 43906, 49962, 58289, 63588, 65859, 87812, 99924, 116578, 131718, 153671, 174867, 233156, 241483, 263436, 307342, 349734, 461013, 482966, 614684, 699468, 724449, 922026, 965932, 1448898, 1690381, 1844052, 2897796, 3380762, 5071143, 6761524, 10142286, 20284572]

約数ペア:

[(1, 20284572), (2, 10142286), (3, 6761524), (4, 5071143), (6, 3380762), (7, 2897796), (11, 1844052), (12, 1690381), (14, 1448898), (21, 965932), (22, 922026), (28, 724449), (29, 699468), (33, 614684), (42, 482966), (44, 461013), (58, 349734), (66, 307342), (77, 263436), (84, 241483), (87, 233156), (116, 174867), (132, 153671), (154, 131718), (174, 116578), (203, 99924), (231, 87812), (308, 65859), (319, 63588), (348, 58289), (406, 49962), (462, 43906), (609, 33308), (638, 31794), (757, 26796), (812, 24981), (924, 21953), (957, 21196), (1218, 16654), (1276, 15897), (1514, 13398), (1914, 10598), (2233, 9084), (2271, 8932), (2436, 8327), (3028, 6699), (3828, 5299), (4466, 4542)]