641462636

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{12073}}^1$

素因数の和:12473

約数の個数: 24

約数和(自身を含む): 1156206240

約数和(自身を除く): 514743604

約数列:

[1, 2, 4, 37, 74, 148, 359, 718, 1436, 12073, 13283, 24146, 26566, 48292, 53132, 446701, 893402, 1786804, 4334207, 8668414, 17336828, 160365659, 320731318, 641462636]

約数ペア:

[(1, 641462636), (2, 320731318), (4, 160365659), (37, 17336828), (74, 8668414), (148, 4334207), (359, 1786804), (718, 893402), (1436, 446701), (12073, 53132), (13283, 48292), (24146, 26566)]