16899905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2819}}^1$

素因数の和:2944

約数の個数: 16

約数和(自身を含む): 22334400

約数和(自身を除く): 5434495

約数列:

[1, 5, 11, 55, 109, 545, 1199, 2819, 5995, 14095, 31009, 155045, 307271, 1536355, 3379981, 16899905]

約数ペア:

[(1, 16899905), (5, 3379981), (11, 1536355), (55, 307271), (109, 155045), (545, 31009), (1199, 14095), (2819, 5995)]