19505018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{44129}}^1$

素因数の和:44161

約数の個数: 16

約数和(自身を含む): 33362280

約数和(自身を除く): 13857262

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 44129, 88258, 573677, 750193, 1147354, 1500386, 9752509, 19505018]

約数ペア:

[(1, 19505018), (2, 9752509), (13, 1500386), (17, 1147354), (26, 750193), (34, 573677), (221, 88258), (442, 44129)]