20027707588

素因数分解:

$2^2\times 7^1\times {\mathrm{2221}}^1\times {\mathrm{322051}}^1$

素因数の和:324283

約数の個数: 24

約数和(自身を含む): 40073574464

約数和(自身を除く): 20045866876

約数列:

[1, 2, 4, 7, 14, 28, 2221, 4442, 8884, 15547, 31094, 62188, 322051, 644102, 1288204, 2254357, 4508714, 9017428, 715275271, 1430550542, 2861101084, 5006926897, 10013853794, 20027707588]

約数ペア:

[(1, 20027707588), (2, 10013853794), (4, 5006926897), (7, 2861101084), (14, 1430550542), (28, 715275271), (2221, 9017428), (4442, 4508714), (8884, 2254357), (15547, 1288204), (31094, 644102), (62188, 322051)]