20414037

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7309}}^1$

素因数の和:7345

約数の個数: 24

約数和(自身を含む): 33333600

約数和(自身を除く): 12919563

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 7309, 21927, 51163, 138871, 153489, 358141, 416613, 972097, 1074423, 2916291, 6804679, 20414037]

約数ペア:

[(1, 20414037), (3, 6804679), (7, 2916291), (19, 1074423), (21, 972097), (49, 416613), (57, 358141), (133, 153489), (147, 138871), (399, 51163), (931, 21927), (2793, 7309)]