17939195

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3319}}^1$

素因数の和:3394

約数の個数: 16

約数和(自身を含む): 22947840

約数和(自身を除く): 5008645

約数列:

[1, 5, 23, 47, 115, 235, 1081, 3319, 5405, 16595, 76337, 155993, 381685, 779965, 3587839, 17939195]

約数ペア:

[(1, 17939195), (5, 3587839), (23, 779965), (47, 381685), (115, 155993), (235, 76337), (1081, 16595), (3319, 5405)]