19864485

素因数分解:

$3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1847}}^1$

素因数の和:2097

約数の個数: 24

約数和(自身を含む): 34594560

約数和(自身を除く): 14730075

約数列:

[1, 3, 5, 9, 15, 45, 239, 717, 1195, 1847, 2151, 3585, 5541, 9235, 10755, 16623, 27705, 83115, 441433, 1324299, 2207165, 3972897, 6621495, 19864485]

約数ペア:

[(1, 19864485), (3, 6621495), (5, 3972897), (9, 2207165), (15, 1324299), (45, 441433), (239, 83115), (717, 27705), (1195, 16623), (1847, 10755), (2151, 9235), (3585, 5541)]