20010605

素因数分解:

$5^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:556

約数の個数: 16

約数和(自身を含む): 24525504

約数和(自身を除く): 4514899

約数列:

[1, 5, 107, 113, 331, 535, 565, 1655, 12091, 35417, 37403, 60455, 177085, 187015, 4002121, 20010605]

約数ペア:

[(1, 20010605), (5, 4002121), (107, 187015), (113, 177085), (331, 60455), (535, 37403), (565, 35417), (1655, 12091)]