20481098

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{3709}}^1$

素因数の和:3973

約数の個数: 16

約数和(自身を含む): 33657120

約数和(自身を除く): 13176022

約数列:

[1, 2, 11, 22, 251, 502, 2761, 3709, 5522, 7418, 40799, 81598, 930959, 1861918, 10240549, 20481098]

約数ペア:

[(1, 20481098), (2, 10240549), (11, 1861918), (22, 930959), (251, 81598), (502, 40799), (2761, 7418), (3709, 5522)]