22427128

素因数分解:

$2^3\times {\mathrm{401}}^1\times {\mathrm{6991}}^1$

素因数の和:7398

約数の個数: 16

約数和(自身を含む): 42161760

約数和(自身を除く): 19734632

約数列:

[1, 2, 4, 8, 401, 802, 1604, 3208, 6991, 13982, 27964, 55928, 2803391, 5606782, 11213564, 22427128]

約数ペア:

[(1, 22427128), (2, 11213564), (4, 5606782), (8, 2803391), (401, 55928), (802, 27964), (1604, 13982), (3208, 6991)]