18195605

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1319}}^1$

素因数の和:1444

約数の個数: 16

約数和(自身を含む): 22809600

約数和(自身を除く): 4613995

約数列:

[1, 5, 31, 89, 155, 445, 1319, 2759, 6595, 13795, 40889, 117391, 204445, 586955, 3639121, 18195605]

約数ペア:

[(1, 18195605), (5, 3639121), (31, 586955), (89, 204445), (155, 117391), (445, 40889), (1319, 13795), (2759, 6595)]