19268907

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6899}}^1$

素因数の和:6935

約数の個数: 24

約数和(自身を含む): 31464000

約数和(自身を除く): 12195093

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 6899, 20697, 48293, 131081, 144879, 338051, 393243, 917567, 1014153, 2752701, 6422969, 19268907]

約数ペア:

[(1, 19268907), (3, 6422969), (7, 2752701), (19, 1014153), (21, 917567), (49, 393243), (57, 338051), (133, 144879), (147, 131081), (399, 48293), (931, 20697), (2793, 6899)]