19389214

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43867}}^1$

素因数の和:43899

約数の個数: 16

約数和(自身を含む): 33164208

約数和(自身を除く): 13774994

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 43867, 87734, 570271, 745739, 1140542, 1491478, 9694607, 19389214]

約数ペア:

[(1, 19389214), (2, 9694607), (13, 1491478), (17, 1140542), (26, 745739), (34, 570271), (221, 87734), (442, 43867)]