870822172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19791413}}^1$

素因数の和:19791428

約数の個数: 12

約数和(自身を含む): 1662478776

約数和(自身を除く): 791656604

約数列:

[1, 2, 4, 11, 22, 44, 19791413, 39582826, 79165652, 217705543, 435411086, 870822172]

約数ペア:

[(1, 870822172), (2, 435411086), (4, 217705543), (11, 79165652), (22, 39582826), (44, 19791413)]