20407552005

素因数分解:

$3^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{2391043}}^1$

素因数の和:2391620

約数の個数: 16

約数和(自身を含む): 32709481920

約数和(自身を除く): 12301929915

約数列:

[1, 3, 5, 15, 569, 1707, 2845, 8535, 2391043, 7173129, 11955215, 35865645, 1360503467, 4081510401, 6802517335, 20407552005]

約数ペア:

[(1, 20407552005), (3, 6802517335), (5, 4081510401), (15, 1360503467), (569, 35865645), (1707, 11955215), (2845, 7173129), (8535, 2391043)]