20120451

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{1823}}^1$

素因数の和:2122

約数の個数: 16

約数和(自身を含む): 29008896

約数和(自身を除く): 8888445

約数列:

[1, 3, 13, 39, 283, 849, 1823, 3679, 5469, 11037, 23699, 71097, 515909, 1547727, 6706817, 20120451]

約数ペア:

[(1, 20120451), (3, 6706817), (13, 1547727), (39, 515909), (283, 71097), (849, 23699), (1823, 11037), (3679, 5469)]