19231105

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3889}}^1$

素因数の和:3960

約数の個数: 16

約数和(自身を含む): 24647040

約数和(自身を除く): 5415935

約数列:

[1, 5, 23, 43, 115, 215, 989, 3889, 4945, 19445, 89447, 167227, 447235, 836135, 3846221, 19231105]

約数ペア:

[(1, 19231105), (5, 3846221), (23, 836135), (43, 447235), (115, 167227), (215, 89447), (989, 19445), (3889, 4945)]