19505902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{44131}}^1$

素因数の和:44163

約数の個数: 16

約数和(自身を含む): 33363792

約数和(自身を除く): 13857890

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 44131, 88262, 573703, 750227, 1147406, 1500454, 9752951, 19505902]

約数ペア:

[(1, 19505902), (2, 9752951), (13, 1500454), (17, 1147406), (26, 750227), (34, 573703), (221, 88262), (442, 44131)]