19003491

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{18047}}^1$

素因数の和:18072

約数の個数: 20

約数和(自身を含む): 30573312

約数和(自身を除く): 11569821

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 18047, 54141, 162423, 234611, 487269, 703833, 1461807, 2111499, 6334497, 19003491]

約数ペア:

[(1, 19003491), (3, 6334497), (9, 2111499), (13, 1461807), (27, 703833), (39, 487269), (81, 234611), (117, 162423), (351, 54141), (1053, 18047)]