20013704

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{37339}}^1$

素因数の和:37412

約数の個数: 16

約数和(自身を含む): 38086800

約数和(自身を除く): 18073096

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 37339, 74678, 149356, 298712, 2501713, 5003426, 10006852, 20013704]

約数ペア:

[(1, 20013704), (2, 10006852), (4, 5003426), (8, 2501713), (67, 298712), (134, 149356), (268, 74678), (536, 37339)]