18855420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{314257}}^1$

素因数の和:314269

約数の個数: 24

約数和(自身を含む): 52795344

約数和(自身を除く): 33939924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 314257, 628514, 942771, 1257028, 1571285, 1885542, 3142570, 3771084, 4713855, 6285140, 9427710, 18855420]

約数ペア:

[(1, 18855420), (2, 9427710), (3, 6285140), (4, 4713855), (5, 3771084), (6, 3142570), (10, 1885542), (12, 1571285), (15, 1257028), (20, 942771), (30, 628514), (60, 314257)]