18214427

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 23639040

約数和(自身を除く): 5424613

約数列:

[1, 7, 11, 47, 49, 77, 329, 517, 539, 719, 2303, 3619, 5033, 7909, 25333, 33793, 35231, 55363, 236551, 371723, 387541, 1655857, 2602061, 18214427]

約数ペア:

[(1, 18214427), (7, 2602061), (11, 1655857), (47, 387541), (49, 371723), (77, 236551), (329, 55363), (517, 35231), (539, 33793), (719, 25333), (2303, 7909), (3619, 5033)]