20218014687

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{264091}}^1$

素因数の和:264271

約数の個数: 24

約数和(自身を含む): 29383932288

約数和(自身を除く): 9165917601

約数列:

[1, 3, 13, 39, 151, 169, 453, 507, 1963, 5889, 25519, 76557, 264091, 792273, 3433183, 10299549, 39877741, 44631379, 119633223, 133894137, 518410633, 1555231899, 6739338229, 20218014687]

約数ペア:

[(1, 20218014687), (3, 6739338229), (13, 1555231899), (39, 518410633), (151, 133894137), (169, 119633223), (453, 44631379), (507, 39877741), (1963, 10299549), (5889, 3433183), (25519, 792273), (76557, 264091)]