12666490

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8501}}^1$

素因数の和:8657

約数の個数: 16

約数和(自身を含む): 22955400

約数和(自身を除く): 10288910

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 8501, 17002, 42505, 85010, 1266649, 2533298, 6333245, 12666490]

約数ペア:

[(1, 12666490), (2, 6333245), (5, 2533298), (10, 1266649), (149, 85010), (298, 42505), (745, 17002), (1490, 8501)]