20913852

素因数分解:

$2^2\times 3^1\times {\mathrm{127}}^1\times {\mathrm{13723}}^1$

素因数の和:13857

約数の個数: 24

約数和(自身を含む): 49186816

約数和(自身を除く): 28272964

約数列:

[1, 2, 3, 4, 6, 12, 127, 254, 381, 508, 762, 1524, 13723, 27446, 41169, 54892, 82338, 164676, 1742821, 3485642, 5228463, 6971284, 10456926, 20913852]

約数ペア:

[(1, 20913852), (2, 10456926), (3, 6971284), (4, 5228463), (6, 3485642), (12, 1742821), (127, 164676), (254, 82338), (381, 54892), (508, 41169), (762, 27446), (1524, 13723)]