18620667

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{953}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 29169504

約数和(自身を除く): 10548837

約数列:

[1, 3, 9, 13, 39, 117, 167, 501, 953, 1503, 2171, 2859, 6513, 8577, 12389, 19539, 37167, 111501, 159151, 477453, 1432359, 2068963, 6206889, 18620667]

約数ペア:

[(1, 18620667), (3, 6206889), (9, 2068963), (13, 1432359), (39, 477453), (117, 159151), (167, 111501), (501, 37167), (953, 19539), (1503, 12389), (2171, 8577), (2859, 6513)]