20201208666

素因数分解:

$2^1\times 3^1\times {\mathrm{1997}}^1\times {\mathrm{1685963}}^1$

素因数の和:1687965

約数の個数: 16

約数和(自身を含む): 40422672864

約数和(自身を除く): 20221464198

約数列:

[1, 2, 3, 6, 1997, 3994, 5991, 11982, 1685963, 3371926, 5057889, 10115778, 3366868111, 6733736222, 10100604333, 20201208666]

約数ペア:

[(1, 20201208666), (2, 10100604333), (3, 6733736222), (6, 3366868111), (1997, 10115778), (3994, 5057889), (5991, 3371926), (11982, 1685963)]