4398992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{21149}}^1$

素因数の和:21170

約数の個数: 20

約数和(自身を含む): 9179100

約数和(自身を除く): 4780108

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 21149, 42298, 84596, 169192, 274937, 338384, 549874, 1099748, 2199496, 4398992]

約数ペア:

[(1, 4398992), (2, 2199496), (4, 1099748), (8, 549874), (13, 338384), (16, 274937), (26, 169192), (52, 84596), (104, 42298), (208, 21149)]