20108555

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9203}}^1$

素因数の和:9250

約数の個数: 16

約数和(自身を含む): 26507520

約数和(自身を除く): 6398965

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 9203, 46015, 174857, 211669, 874285, 1058345, 4021711, 20108555]

約数ペア:

[(1, 20108555), (5, 4021711), (19, 1058345), (23, 874285), (95, 211669), (115, 174857), (437, 46015), (2185, 9203)]