20201472085

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1\times {\mathrm{130051}}^1$

素因数の和:130764

約数の個数: 16

約数和(自身を含む): 24795194112

約数和(自身を除く): 4593722027

約数列:

[1, 5, 47, 235, 661, 3305, 31067, 130051, 155335, 650255, 6112397, 30561985, 85963711, 429818555, 4040294417, 20201472085]

約数ペア:

[(1, 20201472085), (5, 4040294417), (47, 429818555), (235, 85963711), (661, 30561985), (3305, 6112397), (31067, 650255), (130051, 155335)]