20216402090

素因数分解:

$2^1\times 5^1\times {\mathrm{23189}}^1\times {\mathrm{87181}}^1$

素因数の和:110377

約数の個数: 16

約数和(自身を含む): 36391510440

約数和(自身を除く): 16175108350

約数列:

[1, 2, 5, 10, 23189, 46378, 87181, 115945, 174362, 231890, 435905, 871810, 2021640209, 4043280418, 10108201045, 20216402090]

約数ペア:

[(1, 20216402090), (2, 10108201045), (5, 4043280418), (10, 2021640209), (23189, 871810), (46378, 435905), (87181, 231890), (115945, 174362)]