20684712

素因数分解:

$2^3\times 3^1\times {\mathrm{109}}^1\times {\mathrm{7907}}^1$

素因数の和:8025

約数の個数: 32

約数和(自身を含む): 52192800

約数和(自身を除く): 31508088

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 109, 218, 327, 436, 654, 872, 1308, 2616, 7907, 15814, 23721, 31628, 47442, 63256, 94884, 189768, 861863, 1723726, 2585589, 3447452, 5171178, 6894904, 10342356, 20684712]

約数ペア:

[(1, 20684712), (2, 10342356), (3, 6894904), (4, 5171178), (6, 3447452), (8, 2585589), (12, 1723726), (24, 861863), (109, 189768), (218, 94884), (327, 63256), (436, 47442), (654, 31628), (872, 23721), (1308, 15814), (2616, 7907)]