18223779

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{51047}}^1$

素因数の和:51074

約数の個数: 16

約数和(自身を含む): 29403648

約数和(自身を除く): 11179869

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 51047, 153141, 357329, 867799, 1071987, 2603397, 6074593, 18223779]

約数ペア:

[(1, 18223779), (3, 6074593), (7, 2603397), (17, 1071987), (21, 867799), (51, 357329), (119, 153141), (357, 51047)]