18437927

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:350

約数の個数: 16

約数和(自身を含む): 19987968

約数和(自身を除く): 1550041

約数列:

[1, 23, 43, 103, 181, 989, 2369, 4163, 4429, 7783, 18643, 101867, 179009, 428789, 801649, 18437927]

約数ペア:

[(1, 18437927), (23, 801649), (43, 428789), (103, 179009), (181, 101867), (989, 18643), (2369, 7783), (4163, 4429)]