20412605

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{487}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 25087104

約数和(自身を除く): 4674499

約数列:

[1, 5, 83, 101, 415, 487, 505, 2435, 8383, 40421, 41915, 49187, 202105, 245935, 4082521, 20412605]

約数ペア:

[(1, 20412605), (5, 4082521), (83, 245935), (101, 202105), (415, 49187), (487, 41915), (505, 40421), (2435, 8383)]