19896838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40277}}^1$

素因数の和:40311

約数の個数: 16

約数和(自身を含む): 33833520

約数和(自身を除く): 13936682

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 40277, 80554, 523601, 765263, 1047202, 1530526, 9948419, 19896838]

約数ペア:

[(1, 19896838), (2, 9948419), (13, 1530526), (19, 1047202), (26, 765263), (38, 523601), (247, 80554), (494, 40277)]