20704752

素因数分解:

$2^4\times 3^2\times {\mathrm{59}}^1\times {\mathrm{2437}}^1$

素因数の和:2510

約数の個数: 60

約数和(自身を含む): 58950840

約数和(自身を除く): 38246088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 59, 72, 118, 144, 177, 236, 354, 472, 531, 708, 944, 1062, 1416, 2124, 2437, 2832, 4248, 4874, 7311, 8496, 9748, 14622, 19496, 21933, 29244, 38992, 43866, 58488, 87732, 116976, 143783, 175464, 287566, 350928, 431349, 575132, 862698, 1150264, 1294047, 1725396, 2300528, 2588094, 3450792, 5176188, 6901584, 10352376, 20704752]

約数ペア:

[(1, 20704752), (2, 10352376), (3, 6901584), (4, 5176188), (6, 3450792), (8, 2588094), (9, 2300528), (12, 1725396), (16, 1294047), (18, 1150264), (24, 862698), (36, 575132), (48, 431349), (59, 350928), (72, 287566), (118, 175464), (144, 143783), (177, 116976), (236, 87732), (354, 58488), (472, 43866), (531, 38992), (708, 29244), (944, 21933), (1062, 19496), (1416, 14622), (2124, 9748), (2437, 8496), (2832, 7311), (4248, 4874)]