18302715

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4027}}^1$

素因数の和:4139

約数の個数: 24

約数和(自身を含む): 32046768

約数和(自身を除く): 13744053

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4027, 4545, 12081, 20135, 36243, 60405, 181215, 406727, 1220181, 2033635, 3660543, 6100905, 18302715]

約数ペア:

[(1, 18302715), (3, 6100905), (5, 3660543), (9, 2033635), (15, 1220181), (45, 406727), (101, 181215), (303, 60405), (505, 36243), (909, 20135), (1515, 12081), (4027, 4545)]