18738213

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{2843}}^1$

素因数の和:2885

約数の個数: 16

約数和(自身を含む): 27074880

約数和(自身を除く): 8336667

約数列:

[1, 3, 13, 39, 169, 507, 2197, 2843, 6591, 8529, 36959, 110877, 480467, 1441401, 6246071, 18738213]

約数ペア:

[(1, 18738213), (3, 6246071), (13, 1441401), (39, 480467), (169, 110877), (507, 36959), (2197, 8529), (2843, 6591)]