20170189432

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81331409}}^1$

素因数の和:81331446

約数の個数: 16

約数和(自身を含む): 39039076800

約数和(自身を除く): 18868887368

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81331409, 162662818, 325325636, 650651272, 2521273679, 5042547358, 10085094716, 20170189432]

約数ペア:

[(1, 20170189432), (2, 10085094716), (4, 5042547358), (8, 2521273679), (31, 650651272), (62, 325325636), (124, 162662818), (248, 81331409)]