20370623

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 25836048

約数和(自身を除く): 5465425

約数列:

[1, 7, 13, 49, 91, 113, 283, 637, 791, 1469, 1981, 3679, 5537, 10283, 13867, 25753, 31979, 71981, 180271, 223853, 415727, 1566971, 2910089, 20370623]

約数ペア:

[(1, 20370623), (7, 2910089), (13, 1566971), (49, 415727), (91, 223853), (113, 180271), (283, 71981), (637, 31979), (791, 25753), (1469, 13867), (1981, 10283), (3679, 5537)]