20078076711

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{14369}}^1$

素因数の和:14676

約数の個数: 64

約数和(自身を含む): 34962554880

約数和(自身を除く): 14884478169

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 263, 483, 759, 789, 1771, 1841, 2893, 5313, 5523, 6049, 8679, 14369, 18147, 20251, 42343, 43107, 60753, 66539, 100583, 127029, 158059, 199617, 301749, 330487, 465773, 474177, 991461, 1106413, 1397319, 2313409, 3319239, 3635357, 3779047, 6940227, 10906071, 11337141, 25447499, 26453329, 41569517, 76342497, 79359987, 86918081, 124708551, 260754243, 290986619, 608426567, 872959857, 956098891, 1825279701, 2868296673, 6692692237, 20078076711]

約数ペア:

[(1, 20078076711), (3, 6692692237), (7, 2868296673), (11, 1825279701), (21, 956098891), (23, 872959857), (33, 608426567), (69, 290986619), (77, 260754243), (161, 124708551), (231, 86918081), (253, 79359987), (263, 76342497), (483, 41569517), (759, 26453329), (789, 25447499), (1771, 11337141), (1841, 10906071), (2893, 6940227), (5313, 3779047), (5523, 3635357), (6049, 3319239), (8679, 2313409), (14369, 1397319), (18147, 1106413), (20251, 991461), (42343, 474177), (43107, 465773), (60753, 330487), (66539, 301749), (100583, 199617), (127029, 158059)]