11820195

素因数分解:

$3^3\times 5^1\times {\mathrm{87557}}^1$

素因数の和:87571

約数の個数: 16

約数和(自身を含む): 21013920

約数和(自身を除く): 9193725

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 87557, 262671, 437785, 788013, 1313355, 2364039, 3940065, 11820195]

約数ペア:

[(1, 11820195), (3, 3940065), (5, 2364039), (9, 1313355), (15, 788013), (27, 437785), (45, 262671), (135, 87557)]