20415145

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1571}}^1$

素因数の和:1712

約数の個数: 16

約数和(自身を含む): 25805952

約数和(自身を除く): 5390807

約数列:

[1, 5, 23, 113, 115, 565, 1571, 2599, 7855, 12995, 36133, 177523, 180665, 887615, 4083029, 20415145]

約数ペア:

[(1, 20415145), (5, 4083029), (23, 887615), (113, 180665), (115, 177523), (565, 36133), (1571, 12995), (2599, 7855)]