18457929

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1601}}^1$

素因数の和:1678

約数の個数: 32

約数和(自身を含む): 31783680

約数和(自身を除く): 13325751

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1601, 1647, 3843, 4803, 11207, 11529, 14409, 33621, 43227, 97661, 100863, 292983, 302589, 683627, 878949, 2050881, 2636847, 6152643, 18457929]

約数ペア:

[(1, 18457929), (3, 6152643), (7, 2636847), (9, 2050881), (21, 878949), (27, 683627), (61, 302589), (63, 292983), (183, 100863), (189, 97661), (427, 43227), (549, 33621), (1281, 14409), (1601, 11529), (1647, 11207), (3843, 4803)]