20658264

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4603}}^1$

素因数の和:4640

約数の個数: 64

約数和(自身を含む): 59667840

約数和(自身を除く): 39009576

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 132, 136, 187, 204, 264, 374, 408, 561, 748, 1122, 1496, 2244, 4488, 4603, 9206, 13809, 18412, 27618, 36824, 50633, 55236, 78251, 101266, 110472, 151899, 156502, 202532, 234753, 303798, 313004, 405064, 469506, 607596, 626008, 860761, 939012, 1215192, 1721522, 1878024, 2582283, 3443044, 5164566, 6886088, 10329132, 20658264]

約数ペア:

[(1, 20658264), (2, 10329132), (3, 6886088), (4, 5164566), (6, 3443044), (8, 2582283), (11, 1878024), (12, 1721522), (17, 1215192), (22, 939012), (24, 860761), (33, 626008), (34, 607596), (44, 469506), (51, 405064), (66, 313004), (68, 303798), (88, 234753), (102, 202532), (132, 156502), (136, 151899), (187, 110472), (204, 101266), (264, 78251), (374, 55236), (408, 50633), (561, 36824), (748, 27618), (1122, 18412), (1496, 13809), (2244, 9206), (4488, 4603)]