20699681613

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{219959}}^1$

素因数の和:220121

約数の個数: 32

約数和(自身を含む): 31533465600

約数和(自身を除く): 10833783987

約数列:

[1, 3, 13, 19, 39, 57, 127, 247, 381, 741, 1651, 2413, 4953, 7239, 31369, 94107, 219959, 659877, 2859467, 4179221, 8578401, 12537663, 27934793, 54329873, 83804379, 162989619, 363152309, 530761067, 1089456927, 1592283201, 6899893871, 20699681613]

約数ペア:

[(1, 20699681613), (3, 6899893871), (13, 1592283201), (19, 1089456927), (39, 530761067), (57, 363152309), (127, 162989619), (247, 83804379), (381, 54329873), (741, 27934793), (1651, 12537663), (2413, 8578401), (4953, 4179221), (7239, 2859467), (31369, 659877), (94107, 219959)]