2080306384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{10001473}}^1$

素因数の和:10001494

約数の個数: 20

約数和(自身を含む): 4340639716

約数和(自身を除く): 2260333332

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 10001473, 20002946, 40005892, 80011784, 130019149, 160023568, 260038298, 520076596, 1040153192, 2080306384]

約数ペア:

[(1, 2080306384), (2, 1040153192), (4, 520076596), (8, 260038298), (13, 160023568), (16, 130019149), (26, 80011784), (52, 40005892), (104, 20002946), (208, 10001473)]