20165131672

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{6701}}^1$

素因数の和:6869

約数の個数: 128

約数和(自身を含む): 47771856000

約数和(自身を除く): 27606724328

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 56, 58, 68, 109, 116, 119, 136, 203, 218, 232, 238, 406, 436, 476, 493, 763, 812, 872, 952, 986, 1526, 1624, 1853, 1972, 3052, 3161, 3451, 3706, 3944, 6104, 6322, 6701, 6902, 7412, 12644, 12971, 13402, 13804, 14824, 22127, 25288, 25942, 26804, 27608, 44254, 46907, 51884, 53608, 53737, 88508, 93814, 103768, 107474, 113917, 177016, 187628, 194329, 214948, 227834, 375256, 376159, 388658, 429896, 455668, 730409, 752318, 777316, 797419, 911336, 1360303, 1460818, 1504636, 1554632, 1594838, 2720606, 2921636, 3009272, 3189676, 3303593, 5112863, 5441212, 5843272, 6379352, 6607186, 10225726, 10882424, 12416953, 13214372, 20451452, 21181861, 23125151, 24833906, 26428744, 40902904, 42363722, 46250302, 49667812, 84727444, 86918671, 92500604, 99335624, 148273027, 169454888, 173837342, 185001208, 296546054, 347674684, 360091637, 593092108, 695349368, 720183274, 1186184216, 1440366548, 2520641459, 2880733096, 5041282918, 10082565836, 20165131672]

約数ペア:

[(1, 20165131672), (2, 10082565836), (4, 5041282918), (7, 2880733096), (8, 2520641459), (14, 1440366548), (17, 1186184216), (28, 720183274), (29, 695349368), (34, 593092108), (56, 360091637), (58, 347674684), (68, 296546054), (109, 185001208), (116, 173837342), (119, 169454888), (136, 148273027), (203, 99335624), (218, 92500604), (232, 86918671), (238, 84727444), (406, 49667812), (436, 46250302), (476, 42363722), (493, 40902904), (763, 26428744), (812, 24833906), (872, 23125151), (952, 21181861), (986, 20451452), (1526, 13214372), (1624, 12416953), (1853, 10882424), (1972, 10225726), (3052, 6607186), (3161, 6379352), (3451, 5843272), (3706, 5441212), (3944, 5112863), (6104, 3303593), (6322, 3189676), (6701, 3009272), (6902, 2921636), (7412, 2720606), (12644, 1594838), (12971, 1554632), (13402, 1504636), (13804, 1460818), (14824, 1360303), (22127, 911336), (25288, 797419), (25942, 777316), (26804, 752318), (27608, 730409), (44254, 455668), (46907, 429896), (51884, 388658), (53608, 376159), (53737, 375256), (88508, 227834), (93814, 214948), (103768, 194329), (107474, 187628), (113917, 177016)]