20220965

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{577}}^1$

素因数の和:788

約数の個数: 16

約数和(自身を含む): 25025088

約数和(自身を除く): 4804123

約数列:

[1, 5, 43, 163, 215, 577, 815, 2885, 7009, 24811, 35045, 94051, 124055, 470255, 4044193, 20220965]

約数ペア:

[(1, 20220965), (5, 4044193), (43, 470255), (163, 124055), (215, 94051), (577, 35045), (815, 24811), (2885, 7009)]