20512474545

素因数分解:

$3^1\times 5^1\times {\mathrm{3673}}^1\times {\mathrm{372311}}^1$

素因数の和:375992

約数の個数: 16

約数和(自身を含む): 32828982912

約数和(自身を除く): 12316508367

約数列:

[1, 3, 5, 15, 3673, 11019, 18365, 55095, 372311, 1116933, 1861555, 5584665, 1367498303, 4102494909, 6837491515, 20512474545]

約数ペア:

[(1, 20512474545), (3, 6837491515), (5, 4102494909), (15, 1367498303), (3673, 5584665), (11019, 1861555), (18365, 1116933), (55095, 372311)]