20883828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8573}}^1$

素因数の和:8616

約数の個数: 48

約数和(自身を含む): 57617280

約数和(自身を除く): 36733452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 8573, 17146, 25719, 34292, 51438, 60011, 102876, 120022, 180033, 240044, 248617, 360066, 497234, 720132, 745851, 994468, 1491702, 1740319, 2983404, 3480638, 5220957, 6961276, 10441914, 20883828]

約数ペア:

[(1, 20883828), (2, 10441914), (3, 6961276), (4, 5220957), (6, 3480638), (7, 2983404), (12, 1740319), (14, 1491702), (21, 994468), (28, 745851), (29, 720132), (42, 497234), (58, 360066), (84, 248617), (87, 240044), (116, 180033), (174, 120022), (203, 102876), (348, 60011), (406, 51438), (609, 34292), (812, 25719), (1218, 17146), (2436, 8573)]