20906154

素因数分解:

$2^1\times 3^3\times {\mathrm{387151}}^1$

素因数の和:387162

約数の個数: 16

約数和(自身を含む): 46458240

約数和(自身を除く): 25552086

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 387151, 774302, 1161453, 2322906, 3484359, 6968718, 10453077, 20906154]

約数ペア:

[(1, 20906154), (2, 10453077), (3, 6968718), (6, 3484359), (9, 2322906), (18, 1161453), (27, 774302), (54, 387151)]