19956717

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4289}}^1$

素因数の和:4353

約数の個数: 24

約数和(自身を含む): 32123520

約数和(自身を除く): 12166803

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 4289, 4653, 12867, 38601, 47179, 141537, 201583, 424611, 604749, 1814247, 2217413, 6652239, 19956717]

約数ペア:

[(1, 19956717), (3, 6652239), (9, 2217413), (11, 1814247), (33, 604749), (47, 424611), (99, 201583), (141, 141537), (423, 47179), (517, 38601), (1551, 12867), (4289, 4653)]