18540171

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{5869}}^1$

素因数の和:5897

約数の個数: 24

約数和(自身を含む): 29913520

約数和(自身を除く): 11373349

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 5869, 17607, 52821, 76297, 158463, 228891, 475389, 686673, 1426167, 2060019, 6180057, 18540171]

約数ペア:

[(1, 18540171), (3, 6180057), (9, 2060019), (13, 1426167), (27, 686673), (39, 475389), (81, 228891), (117, 158463), (243, 76297), (351, 52821), (1053, 17607), (3159, 5869)]