20783969304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{9551}}^1\times {\mathrm{12953}}^1$

素因数の和:22520

約数の個数: 64

約数和(自身を含む): 59393571840

約数和(自身を除く): 38609602536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 9551, 12953, 19102, 25906, 28653, 38204, 38859, 51812, 57306, 66857, 76408, 77718, 90671, 103624, 114612, 133714, 155436, 181342, 200571, 229224, 267428, 272013, 310872, 362684, 401142, 534856, 544026, 725368, 802284, 1088052, 1604568, 2176104, 123714103, 247428206, 371142309, 494856412, 742284618, 865998721, 989712824, 1484569236, 1731997442, 2597996163, 2969138472, 3463994884, 5195992326, 6927989768, 10391984652, 20783969304]

約数ペア:

[(1, 20783969304), (2, 10391984652), (3, 6927989768), (4, 5195992326), (6, 3463994884), (7, 2969138472), (8, 2597996163), (12, 1731997442), (14, 1484569236), (21, 989712824), (24, 865998721), (28, 742284618), (42, 494856412), (56, 371142309), (84, 247428206), (168, 123714103), (9551, 2176104), (12953, 1604568), (19102, 1088052), (25906, 802284), (28653, 725368), (38204, 544026), (38859, 534856), (51812, 401142), (57306, 362684), (66857, 310872), (76408, 272013), (77718, 267428), (90671, 229224), (103624, 200571), (114612, 181342), (133714, 155436)]