18178927

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:694

約数の個数: 16

約数和(自身を含む): 20500480

約数和(自身を除く): 2321553

約数列:

[1, 13, 31, 79, 403, 571, 1027, 2449, 7423, 17701, 31837, 45109, 230113, 586417, 1398379, 18178927]

約数ペア:

[(1, 18178927), (13, 1398379), (31, 586417), (79, 230113), (403, 45109), (571, 31837), (1027, 17701), (2449, 7423)]