20465511

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{2207}}^1$

素因数の和:2502

約数の個数: 16

約数和(自身を含む): 29887488

約数和(自身を除く): 9421977

約数列:

[1, 3, 11, 33, 281, 843, 2207, 3091, 6621, 9273, 24277, 72831, 620167, 1860501, 6821837, 20465511]

約数ペア:

[(1, 20465511), (3, 6821837), (11, 1860501), (33, 620167), (281, 72831), (843, 24277), (2207, 9273), (3091, 6621)]