18840875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{7933}}^1$

素因数の和:7967

約数の個数: 16

約数和(自身を含む): 24754080

約数和(自身を除く): 5913205

約数列:

[1, 5, 19, 25, 95, 125, 475, 2375, 7933, 39665, 150727, 198325, 753635, 991625, 3768175, 18840875]

約数ペア:

[(1, 18840875), (5, 3768175), (19, 991625), (25, 753635), (95, 198325), (125, 150727), (475, 39665), (2375, 7933)]