20044278

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:146

約数の個数: 96

約数和(自身を含む): 49420800

約数和(自身を除く): 29376522

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 43, 47, 57, 58, 86, 87, 94, 114, 129, 141, 171, 174, 258, 261, 282, 342, 387, 423, 522, 551, 774, 817, 846, 893, 1102, 1247, 1363, 1634, 1653, 1786, 2021, 2451, 2494, 2679, 2726, 3306, 3741, 4042, 4089, 4902, 4959, 5358, 6063, 7353, 7482, 8037, 8178, 9918, 11223, 12126, 12267, 14706, 16074, 18189, 22446, 23693, 24534, 25897, 36378, 38399, 47386, 51794, 58609, 71079, 76798, 77691, 115197, 117218, 142158, 155382, 175827, 213237, 230394, 233073, 345591, 351654, 426474, 466146, 527481, 691182, 1054962, 1113571, 2227142, 3340713, 6681426, 10022139, 20044278]

約数ペア:

[(1, 20044278), (2, 10022139), (3, 6681426), (6, 3340713), (9, 2227142), (18, 1113571), (19, 1054962), (29, 691182), (38, 527481), (43, 466146), (47, 426474), (57, 351654), (58, 345591), (86, 233073), (87, 230394), (94, 213237), (114, 175827), (129, 155382), (141, 142158), (171, 117218), (174, 115197), (258, 77691), (261, 76798), (282, 71079), (342, 58609), (387, 51794), (423, 47386), (522, 38399), (551, 36378), (774, 25897), (817, 24534), (846, 23693), (893, 22446), (1102, 18189), (1247, 16074), (1363, 14706), (1634, 12267), (1653, 12126), (1786, 11223), (2021, 9918), (2451, 8178), (2494, 8037), (2679, 7482), (2726, 7353), (3306, 6063), (3741, 5358), (4042, 4959), (4089, 4902)]