18247905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31193}}^1$

素因数の和:31217

約数の個数: 24

約数和(自身を含む): 34063848

約数和(自身を除く): 15815943

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 31193, 93579, 155965, 280737, 405509, 467895, 1216527, 1403685, 2027545, 3649581, 6082635, 18247905]

約数ペア:

[(1, 18247905), (3, 6082635), (5, 3649581), (9, 2027545), (13, 1403685), (15, 1216527), (39, 467895), (45, 405509), (65, 280737), (117, 155965), (195, 93579), (585, 31193)]