20110257496

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1171}}^1\times {\mathrm{2341}}^1$

素因数の和:3656

約数の個数: 64

約数和(自身を含む): 43478012160

約数和(自身を除く): 23367754664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1171, 1834, 2341, 2342, 3668, 4682, 4684, 7336, 8197, 9364, 9368, 16387, 16394, 18728, 32774, 32788, 65548, 65576, 131096, 153401, 306671, 306802, 613342, 613604, 1073807, 1226684, 1227208, 2146697, 2147614, 2453368, 2741311, 4293394, 4295228, 5482622, 8586788, 8590456, 10965244, 17173576, 19189177, 21930488, 38378354, 76756708, 153513416, 359111741, 718223482, 1436446964, 2513782187, 2872893928, 5027564374, 10055128748, 20110257496]

約数ペア:

[(1, 20110257496), (2, 10055128748), (4, 5027564374), (7, 2872893928), (8, 2513782187), (14, 1436446964), (28, 718223482), (56, 359111741), (131, 153513416), (262, 76756708), (524, 38378354), (917, 21930488), (1048, 19189177), (1171, 17173576), (1834, 10965244), (2341, 8590456), (2342, 8586788), (3668, 5482622), (4682, 4295228), (4684, 4293394), (7336, 2741311), (8197, 2453368), (9364, 2147614), (9368, 2146697), (16387, 1227208), (16394, 1226684), (18728, 1073807), (32774, 613604), (32788, 613342), (65548, 306802), (65576, 306671), (131096, 153401)]