208431848

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{840451}}^1$

素因数の和:840488

約数の個数: 16

約数和(自身を含む): 403416960

約数和(自身を除く): 194985112

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 840451, 1680902, 3361804, 6723608, 26053981, 52107962, 104215924, 208431848]

約数ペア:

[(1, 208431848), (2, 104215924), (4, 52107962), (8, 26053981), (31, 6723608), (62, 3361804), (124, 1680902), (248, 840451)]