20572666

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{877}}^1$

素因数の和:1233

約数の個数: 16

約数和(自身を含む): 31829256

約数和(自身を除く): 11256590

約数列:

[1, 2, 37, 74, 317, 634, 877, 1754, 11729, 23458, 32449, 64898, 278009, 556018, 10286333, 20572666]

約数ペア:

[(1, 20572666), (2, 10286333), (37, 556018), (74, 278009), (317, 64898), (634, 32449), (877, 23458), (1754, 11729)]