220745792

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{111263}}^1$

素因数の和:111306

約数の個数: 28

約数和(自身を含む): 452176896

約数和(自身を除く): 231431104

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 111263, 222526, 445052, 890104, 1780208, 3449153, 3560416, 6898306, 7120832, 13796612, 27593224, 55186448, 110372896, 220745792]

約数ペア:

[(1, 220745792), (2, 110372896), (4, 55186448), (8, 27593224), (16, 13796612), (31, 7120832), (32, 6898306), (62, 3560416), (64, 3449153), (124, 1780208), (248, 890104), (496, 445052), (992, 222526), (1984, 111263)]