39998554

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{8861}}^1$

素因数の和:8961

約数の個数: 16

約数和(自身を含む): 62636616

約数和(自身を除く): 22638062

約数列:

[1, 2, 37, 61, 74, 122, 2257, 4514, 8861, 17722, 327857, 540521, 655714, 1081042, 19999277, 39998554]

約数ペア:

[(1, 39998554), (2, 19999277), (37, 1081042), (61, 655714), (74, 540521), (122, 327857), (2257, 17722), (4514, 8861)]