20922398

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{1777}}^1$

素因数の和:1844

約数の個数: 24

約数和(自身を含む): 37167312

約数和(自身を除く): 16244914

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 841, 1682, 1777, 3554, 5887, 11774, 12439, 24878, 51533, 103066, 360731, 721462, 1494457, 2988914, 10461199, 20922398]

約数ペア:

[(1, 20922398), (2, 10461199), (7, 2988914), (14, 1494457), (29, 721462), (58, 360731), (203, 103066), (406, 51533), (841, 24878), (1682, 12439), (1777, 11774), (3554, 5887)]