13643222020

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3232991}}^1$

素因数の和:3233211

約数の個数: 24

約数和(自身を含む): 28786560768

約数和(自身を除く): 15143338748

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 3232991, 6465982, 12931964, 16164955, 32329910, 64659820, 682161101, 1364322202, 2728644404, 3410805505, 6821611010, 13643222020]

約数ペア:

[(1, 13643222020), (2, 6821611010), (4, 3410805505), (5, 2728644404), (10, 1364322202), (20, 682161101), (211, 64659820), (422, 32329910), (844, 16164955), (1055, 12931964), (2110, 6465982), (4220, 3232991)]