20552779

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{823}}^1$

素因数の和:966

約数の個数: 16

約数和(自身を含む): 23671872

約数和(自身を除く): 3119093

約数列:

[1, 13, 17, 113, 221, 823, 1469, 1921, 10699, 13991, 24973, 92999, 181883, 1208987, 1580983, 20552779]

約数ペア:

[(1, 20552779), (13, 1580983), (17, 1208987), (113, 181883), (221, 92999), (823, 24973), (1469, 13991), (1921, 10699)]