18542945

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{421}}^1$

素因数の和:832

約数の個数: 16

約数和(自身を含む): 23334912

約数和(自身を除く): 4791967

約数列:

[1, 5, 23, 115, 383, 421, 1915, 2105, 8809, 9683, 44045, 48415, 161243, 806215, 3708589, 18542945]

約数ペア:

[(1, 18542945), (5, 3708589), (23, 806215), (115, 161243), (383, 48415), (421, 44045), (1915, 9683), (2105, 8809)]