20192085

素因数分解:

$3^5\times 5^1\times {\mathrm{16619}}^1$

素因数の和:16639

約数の個数: 24

約数和(自身を含む): 36298080

約数和(自身を除く): 16105995

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 16619, 49857, 83095, 149571, 249285, 448713, 747855, 1346139, 2243565, 4038417, 6730695, 20192085]

約数ペア:

[(1, 20192085), (3, 6730695), (5, 4038417), (9, 2243565), (15, 1346139), (27, 747855), (45, 448713), (81, 249285), (135, 149571), (243, 83095), (405, 49857), (1215, 16619)]