17911881

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{51031}}^1$

素因数の和:51053

約数の個数: 16

約数和(自身を含む): 28577920

約数和(自身を除く): 10666039

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 51031, 153093, 459279, 663403, 1377837, 1990209, 5970627, 17911881]

約数ペア:

[(1, 17911881), (3, 5970627), (9, 1990209), (13, 1377837), (27, 663403), (39, 459279), (117, 153093), (351, 51031)]