20873692

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{3343}}^1$

素因数の和:3577

約数の個数: 24

約数和(自身を含む): 41947136

約数和(自身を除く): 21073444

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 3343, 6244, 6686, 13372, 23401, 46802, 93604, 745489, 1490978, 2981956, 5218423, 10436846, 20873692]

約数ペア:

[(1, 20873692), (2, 10436846), (4, 5218423), (7, 2981956), (14, 1490978), (28, 745489), (223, 93604), (446, 46802), (892, 23401), (1561, 13372), (3122, 6686), (3343, 6244)]