2891016688

素因数分解:

$2^4\times 7^1\times {\mathrm{25812649}}^1$

素因数の和:25812664

約数の個数: 20

約数和(自身を含む): 6401537200

約数和(自身を除く): 3510520512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 25812649, 51625298, 103250596, 180688543, 206501192, 361377086, 413002384, 722754172, 1445508344, 2891016688]

約数ペア:

[(1, 2891016688), (2, 1445508344), (4, 722754172), (7, 413002384), (8, 361377086), (14, 206501192), (16, 180688543), (28, 103250596), (56, 51625298), (112, 25812649)]