19820174396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{450458509}}^1$

素因数の和:450458524

約数の個数: 12

約数和(自身を含む): 37838514840

約数和(自身を除く): 18018340444

約数列:

[1, 2, 4, 11, 22, 44, 450458509, 900917018, 1801834036, 4955043599, 9910087198, 19820174396]

約数ペア:

[(1, 19820174396), (2, 9910087198), (4, 4955043599), (11, 1801834036), (22, 900917018), (44, 450458509)]