2021800855

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1\times {\mathrm{32497}}^1$

素因数の和:33066

約数の個数: 16

約数和(自身を含む): 2536403904

約数和(自身を除く): 514603049

約数列:

[1, 5, 23, 115, 541, 2705, 12443, 32497, 62215, 162485, 747431, 3737155, 17580877, 87904385, 404360171, 2021800855]

約数ペア:

[(1, 2021800855), (5, 404360171), (23, 87904385), (115, 17580877), (541, 3737155), (2705, 747431), (12443, 162485), (32497, 62215)]