20199232808

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{28369709}}^1$

素因数の和:28369804

約数の個数: 16

約数和(自身を含む): 38299108500

約数和(自身を除く): 18099875692

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 28369709, 56739418, 113478836, 226957672, 2524904101, 5049808202, 10099616404, 20199232808]

約数ペア:

[(1, 20199232808), (2, 10099616404), (4, 5049808202), (8, 2524904101), (89, 226957672), (178, 113478836), (356, 56739418), (712, 28369709)]