20123762667

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{673}}^1\times {\mathrm{1777}}^1$

素因数の和:2603

約数の個数: 32

約数和(自身を含む): 27610490880

約数和(自身を除く): 7486728213

約数列:

[1, 3, 71, 79, 213, 237, 673, 1777, 2019, 5331, 5609, 16827, 47783, 53167, 126167, 140383, 143349, 159501, 378501, 421149, 1195921, 3587763, 3774857, 9967193, 11324571, 29901579, 84910391, 94477759, 254731173, 283433277, 6707920889, 20123762667]

約数ペア:

[(1, 20123762667), (3, 6707920889), (71, 283433277), (79, 254731173), (213, 94477759), (237, 84910391), (673, 29901579), (1777, 11324571), (2019, 9967193), (5331, 3774857), (5609, 3587763), (16827, 1195921), (47783, 421149), (53167, 378501), (126167, 159501), (140383, 143349)]