1639128766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{390083}}^1$

素因数の和:390287

約数の個数: 16

約数和(自身を含む): 2696260608

約数和(自身を除く): 1057131842

約数列:

[1, 2, 11, 22, 191, 382, 2101, 4202, 390083, 780166, 4290913, 8581826, 74505853, 149011706, 819564383, 1639128766]

約数ペア:

[(1, 1639128766), (2, 819564383), (11, 149011706), (22, 74505853), (191, 8581826), (382, 4290913), (2101, 780166), (4202, 390083)]