2665778816

素因数分解:

$2^7\times {\mathrm{20826397}}^1$

素因数の和:20826411

約数の個数: 16

約数和(自身を含む): 5310731490

約数和(自身を除く): 2644952674

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 20826397, 41652794, 83305588, 166611176, 333222352, 666444704, 1332889408, 2665778816]

約数ペア:

[(1, 2665778816), (2, 1332889408), (4, 666444704), (8, 333222352), (16, 166611176), (32, 83305588), (64, 41652794), (128, 20826397)]