20178032906

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{702431}}^1$

素因数の和:702757

約数の個数: 16

約数和(自身を含む): 30951963648

約数和(自身を除く): 10773930742

約数列:

[1, 2, 53, 106, 271, 542, 14363, 28726, 702431, 1404862, 37228843, 74457686, 190358801, 380717602, 10089016453, 20178032906]

約数ペア:

[(1, 20178032906), (2, 10089016453), (53, 380717602), (106, 190358801), (271, 74457686), (542, 37228843), (14363, 1404862), (28726, 702431)]