20123305538

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{13186963}}^1$

素因数の和:13187081

約数の個数: 16

約数和(自身を含む): 34813584960

約数和(自身を除く): 14690279422

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 13186963, 26373926, 92308741, 184617482, 1437378967, 2874757934, 10061652769, 20123305538]

約数ペア:

[(1, 20123305538), (2, 10061652769), (7, 2874757934), (14, 1437378967), (109, 184617482), (218, 92308741), (763, 26373926), (1526, 13186963)]