2011837985

素因数分解:

$5^1\times {\mathrm{223}}^1\times {\mathrm{443}}^1\times {\mathrm{4073}}^1$

素因数の和:4744

約数の個数: 16

約数和(自身を含む): 2431102464

約数和(自身を除く): 419264479

約数列:

[1, 5, 223, 443, 1115, 2215, 4073, 20365, 98789, 493945, 908279, 1804339, 4541395, 9021695, 402367597, 2011837985]

約数ペア:

[(1, 2011837985), (5, 402367597), (223, 9021695), (443, 4541395), (1115, 1804339), (2215, 908279), (4073, 493945), (20365, 98789)]