19781052

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{859}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 49123200

約数和(自身を除く): 29342148

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 101, 114, 202, 228, 303, 404, 606, 859, 1212, 1718, 1919, 2577, 3436, 3838, 5154, 5757, 7676, 10308, 11514, 16321, 23028, 32642, 48963, 65284, 86759, 97926, 173518, 195852, 260277, 347036, 520554, 1041108, 1648421, 3296842, 4945263, 6593684, 9890526, 19781052]

約数ペア:

[(1, 19781052), (2, 9890526), (3, 6593684), (4, 4945263), (6, 3296842), (12, 1648421), (19, 1041108), (38, 520554), (57, 347036), (76, 260277), (101, 195852), (114, 173518), (202, 97926), (228, 86759), (303, 65284), (404, 48963), (606, 32642), (859, 23028), (1212, 16321), (1718, 11514), (1919, 10308), (2577, 7676), (3436, 5757), (3838, 5154)]