20815672

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{44101}}^1$

素因数の和:44166

約数の個数: 16

約数和(自身を含む): 39691800

約数和(自身を除く): 18876128

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 44101, 88202, 176404, 352808, 2601959, 5203918, 10407836, 20815672]

約数ペア:

[(1, 20815672), (2, 10407836), (4, 5203918), (8, 2601959), (59, 352808), (118, 176404), (236, 88202), (472, 44101)]