20118402717

素因数分解:

$3^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{2133673}}^1$

素因数の和:2134132

約数の個数: 16

約数和(自身を含む): 30724905600

約数和(自身を除く): 10606502883

約数列:

[1, 3, 7, 21, 449, 1347, 3143, 9429, 2133673, 6401019, 14935711, 44807133, 958019177, 2874057531, 6706134239, 20118402717]

約数ペア:

[(1, 20118402717), (3, 6706134239), (7, 2874057531), (21, 958019177), (449, 44807133), (1347, 14935711), (3143, 6401019), (9429, 2133673)]