90138352

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{331391}}^1$

素因数の和:331416

約数の個数: 20

約数和(自身を含む): 184916736

約数和(自身を除く): 94778384

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 331391, 662782, 1325564, 2651128, 5302256, 5633647, 11267294, 22534588, 45069176, 90138352]

約数ペア:

[(1, 90138352), (2, 45069176), (4, 22534588), (8, 11267294), (16, 5633647), (17, 5302256), (34, 2651128), (68, 1325564), (136, 662782), (272, 331391)]