9720812

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{673}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 17890656

約数和(自身を除く): 8169844

約数列:

[1, 2, 4, 23, 46, 92, 157, 314, 628, 673, 1346, 2692, 3611, 7222, 14444, 15479, 30958, 61916, 105661, 211322, 422644, 2430203, 4860406, 9720812]

約数ペア:

[(1, 9720812), (2, 4860406), (4, 2430203), (23, 422644), (46, 211322), (92, 105661), (157, 61916), (314, 30958), (628, 15479), (673, 14444), (1346, 7222), (2692, 3611)]