20161255807

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1009}}^1\times {\mathrm{259499}}^1$

素因数の和:260526

約数の個数: 16

約数和(自身を含む): 25161120000

約数和(自身を除く): 4999864193

約数列:

[1, 7, 11, 77, 1009, 7063, 11099, 77693, 259499, 1816493, 2854489, 19981423, 261834491, 1832841437, 2880179401, 20161255807]

約数ペア:

[(1, 20161255807), (7, 2880179401), (11, 1832841437), (77, 261834491), (1009, 19981423), (7063, 2854489), (11099, 1816493), (77693, 259499)]