20170640456

素因数分解:

$2^3\times {\mathrm{31121}}^1\times {\mathrm{81017}}^1$

素因数の和:112144

約数の個数: 16

約数和(自身を含む): 37821632940

約数和(自身を除く): 17650992484

約数列:

[1, 2, 4, 8, 31121, 62242, 81017, 124484, 162034, 248968, 324068, 648136, 2521330057, 5042660114, 10085320228, 20170640456]

約数ペア:

[(1, 20170640456), (2, 10085320228), (4, 5042660114), (8, 2521330057), (31121, 648136), (62242, 324068), (81017, 248968), (124484, 162034)]