18046881

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{3229}}^1$

素因数の和:3267

約数の個数: 24

約数和(自身を含む): 28217280

約数和(自身を除く): 10170399

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 3229, 5589, 9687, 29061, 74267, 87183, 222801, 261549, 668403, 784647, 2005209, 6015627, 18046881]

約数ペア:

[(1, 18046881), (3, 6015627), (9, 2005209), (23, 784647), (27, 668403), (69, 261549), (81, 222801), (207, 87183), (243, 74267), (621, 29061), (1863, 9687), (3229, 5589)]