18794997

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{1373}}^1$

素因数の和:1411

約数の個数: 30

約数和(自身を含む): 30424482

約数和(自身を除く): 11629485

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 169, 351, 507, 1053, 1373, 1521, 4119, 4563, 12357, 13689, 17849, 37071, 53547, 111213, 160641, 232037, 481923, 696111, 1445769, 2088333, 6264999, 18794997]

約数ペア:

[(1, 18794997), (3, 6264999), (9, 2088333), (13, 1445769), (27, 696111), (39, 481923), (81, 232037), (117, 160641), (169, 111213), (351, 53547), (507, 37071), (1053, 17849), (1373, 13689), (1521, 12357), (4119, 4563)]