18457436

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1151}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 34191360

約数和(自身を除く): 15733924

約数列:

[1, 2, 4, 19, 38, 76, 211, 422, 844, 1151, 2302, 4009, 4604, 8018, 16036, 21869, 43738, 87476, 242861, 485722, 971444, 4614359, 9228718, 18457436]

約数ペア:

[(1, 18457436), (2, 9228718), (4, 4614359), (19, 971444), (38, 485722), (76, 242861), (211, 87476), (422, 43738), (844, 21869), (1151, 16036), (2302, 8018), (4009, 4604)]