12721636

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2083

約数の個数: 24

約数和(自身を含む): 23408000

約数和(自身を除く): 10686364

約数列:

[1, 2, 4, 37, 43, 74, 86, 148, 172, 1591, 1999, 3182, 3998, 6364, 7996, 73963, 85957, 147926, 171914, 295852, 343828, 3180409, 6360818, 12721636]

約数ペア:

[(1, 12721636), (2, 6360818), (4, 3180409), (37, 343828), (43, 295852), (74, 171914), (86, 147926), (148, 85957), (172, 73963), (1591, 7996), (1999, 6364), (3182, 3998)]