20254421

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{359}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 2969899

約数列:

[1, 11, 23, 223, 253, 359, 2453, 3949, 5129, 8257, 56419, 80057, 90827, 880627, 1841311, 20254421]

約数ペア:

[(1, 20254421), (11, 1841311), (23, 880627), (223, 90827), (253, 80057), (359, 56419), (2453, 8257), (3949, 5129)]