20877135

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9341}}^1$

素因数の和:9498

約数の個数: 16

約数和(自身を含む): 33631200

約数和(自身を除く): 12754065

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 9341, 28023, 46705, 140115, 1391809, 4175427, 6959045, 20877135]

約数ペア:

[(1, 20877135), (3, 6959045), (5, 4175427), (15, 1391809), (149, 140115), (447, 46705), (745, 28023), (2235, 9341)]