20171723221

素因数分解:

${\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{790459}}^1$

素因数の和:790636

約数の個数: 12

約数和(自身を含む): 21987435360

約数和(自身を除く): 1815712139

約数列:

[1, 13, 151, 169, 1963, 25519, 790459, 10275967, 119359309, 133587571, 1551671017, 20171723221]

約数ペア:

[(1, 20171723221), (13, 1551671017), (151, 133587571), (169, 119359309), (1963, 10275967), (25519, 790459)]