20986062

素因数分解:

$2^1\times 3^1\times {\mathrm{331}}^1\times {\mathrm{10567}}^1$

素因数の和:10903

約数の個数: 16

約数和(自身を含む): 42102912

約数和(自身を除く): 21116850

約数列:

[1, 2, 3, 6, 331, 662, 993, 1986, 10567, 21134, 31701, 63402, 3497677, 6995354, 10493031, 20986062]

約数ペア:

[(1, 20986062), (2, 10493031), (3, 6995354), (6, 3497677), (331, 63402), (662, 31701), (993, 21134), (1986, 10567)]