20435156

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6133}}^1$

素因数の和:6168

約数の個数: 36

約数和(自身を含む): 44054388

約数和(自身を除く): 23619232

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 6133, 12266, 24532, 42931, 85862, 104261, 171724, 208522, 300517, 417044, 601034, 729827, 1202068, 1459654, 2919308, 5108789, 10217578, 20435156]

約数ペア:

[(1, 20435156), (2, 10217578), (4, 5108789), (7, 2919308), (14, 1459654), (17, 1202068), (28, 729827), (34, 601034), (49, 417044), (68, 300517), (98, 208522), (119, 171724), (196, 104261), (238, 85862), (476, 42931), (833, 24532), (1666, 12266), (3332, 6133)]