19471851

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18181}}^1$

素因数の和:18211

約数の個数: 24

約数和(自身を含む): 34036704

約数和(自身を除く): 14564853

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18181, 54543, 127267, 163629, 309077, 381801, 927231, 1145403, 2163539, 2781693, 6490617, 19471851]

約数ペア:

[(1, 19471851), (3, 6490617), (7, 2781693), (9, 2163539), (17, 1145403), (21, 927231), (51, 381801), (63, 309077), (119, 163629), (153, 127267), (357, 54543), (1071, 18181)]