128380816

素因数分解:

$2^4\times {\mathrm{1049}}^1\times {\mathrm{7649}}^1$

素因数の和:8706

約数の個数: 20

約数和(自身を含む): 249007500

約数和(自身を除く): 120626684

約数列:

[1, 2, 4, 8, 16, 1049, 2098, 4196, 7649, 8392, 15298, 16784, 30596, 61192, 122384, 8023801, 16047602, 32095204, 64190408, 128380816]

約数ペア:

[(1, 128380816), (2, 64190408), (4, 32095204), (8, 16047602), (16, 8023801), (1049, 122384), (2098, 61192), (4196, 30596), (7649, 16784), (8392, 15298)]