20195556

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{877}}^1$

素因数の和:1004

約数の個数: 48

約数和(自身を含む): 50151360

約数和(自身を除く): 29955804

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 101, 114, 202, 228, 303, 404, 606, 877, 1212, 1754, 1919, 2631, 3508, 3838, 5262, 5757, 7676, 10524, 11514, 16663, 23028, 33326, 49989, 66652, 88577, 99978, 177154, 199956, 265731, 354308, 531462, 1062924, 1682963, 3365926, 5048889, 6731852, 10097778, 20195556]

約数ペア:

[(1, 20195556), (2, 10097778), (3, 6731852), (4, 5048889), (6, 3365926), (12, 1682963), (19, 1062924), (38, 531462), (57, 354308), (76, 265731), (101, 199956), (114, 177154), (202, 99978), (228, 88577), (303, 66652), (404, 49989), (606, 33326), (877, 23028), (1212, 16663), (1754, 11514), (1919, 10524), (2631, 7676), (3508, 5757), (3838, 5262)]