215941161904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1038178663}}^1$

素因数の和:1038178684

約数の個数: 20

約数和(自身を含む): 450569540176

約数和(自身を除く): 234628378272

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1038178663, 2076357326, 4152714652, 8305429304, 13496322619, 16610858608, 26992645238, 53985290476, 107970580952, 215941161904]

約数ペア:

[(1, 215941161904), (2, 107970580952), (4, 53985290476), (8, 26992645238), (13, 16610858608), (16, 13496322619), (26, 8305429304), (52, 4152714652), (104, 2076357326), (208, 1038178663)]