19730075

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{569}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 26151600

約数和(自身を除く): 6421525

約数列:

[1, 5, 19, 25, 73, 95, 365, 475, 569, 1387, 1825, 2845, 6935, 10811, 14225, 34675, 41537, 54055, 207685, 270275, 789203, 1038425, 3946015, 19730075]

約数ペア:

[(1, 19730075), (5, 3946015), (19, 1038425), (25, 789203), (73, 270275), (95, 207685), (365, 54055), (475, 41537), (569, 34675), (1387, 14225), (1825, 10811), (2845, 6935)]