20590869

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{5443}}^1$

素因数の和:5556

約数の個数: 16

約数和(自身を含む): 29876672

約数和(自身を除く): 9285803

約数列:

[1, 3, 13, 39, 97, 291, 1261, 3783, 5443, 16329, 70759, 212277, 527971, 1583913, 6863623, 20590869]

約数ペア:

[(1, 20590869), (3, 6863623), (13, 1583913), (39, 527971), (97, 212277), (291, 70759), (1261, 16329), (3783, 5443)]