19195137

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{18229}}^1$

素因数の和:18254

約数の個数: 20

約数和(自身を含む): 30881620

約数和(自身を除く): 11686483

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 18229, 54687, 164061, 236977, 492183, 710931, 1476549, 2132793, 6398379, 19195137]

約数ペア:

[(1, 19195137), (3, 6398379), (9, 2132793), (13, 1476549), (27, 710931), (39, 492183), (81, 236977), (117, 164061), (351, 54687), (1053, 18229)]