20151386

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1$

素因数の和:733

約数の個数: 16

約数和(自身を含む): 30693600

約数和(自身を除く): 10542214

約数列:

[1, 2, 139, 173, 278, 346, 419, 838, 24047, 48094, 58241, 72487, 116482, 144974, 10075693, 20151386]

約数ペア:

[(1, 20151386), (2, 10075693), (139, 144974), (173, 116482), (278, 72487), (346, 58241), (419, 48094), (838, 24047)]