15880238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37991}}^1$

素因数の和:38023

約数の個数: 16

約数和(自身を含む): 27354240

約数和(自身を除く): 11474002

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 37991, 75982, 417901, 721829, 835802, 1443658, 7940119, 15880238]

約数ペア:

[(1, 15880238), (2, 7940119), (11, 1443658), (19, 835802), (22, 721829), (38, 417901), (209, 75982), (418, 37991)]