18473725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 24060960

約数和(自身を除く): 5587235

約数列:

[1, 5, 25, 29, 83, 145, 307, 415, 725, 1535, 2075, 2407, 7675, 8903, 12035, 25481, 44515, 60175, 127405, 222575, 637025, 738949, 3694745, 18473725]

約数ペア:

[(1, 18473725), (5, 3694745), (25, 738949), (29, 637025), (83, 222575), (145, 127405), (307, 60175), (415, 44515), (725, 25481), (1535, 12035), (2075, 8903), (2407, 7675)]