20886768

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{6907}}^1$

素因数の和:6931

約数の個数: 80

約数和(自身を含む): 68527360

約数和(自身を除く): 47640592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 6907, 13814, 20721, 27628, 41442, 48349, 55256, 62163, 82884, 96698, 110512, 124326, 145047, 165768, 186489, 193396, 248652, 290094, 331536, 372978, 386792, 435141, 497304, 580188, 745956, 773584, 870282, 994608, 1160376, 1305423, 1491912, 1740564, 2320752, 2610846, 2983824, 3481128, 5221692, 6962256, 10443384, 20886768]

約数ペア:

[(1, 20886768), (2, 10443384), (3, 6962256), (4, 5221692), (6, 3481128), (7, 2983824), (8, 2610846), (9, 2320752), (12, 1740564), (14, 1491912), (16, 1305423), (18, 1160376), (21, 994608), (24, 870282), (27, 773584), (28, 745956), (36, 580188), (42, 497304), (48, 435141), (54, 386792), (56, 372978), (63, 331536), (72, 290094), (84, 248652), (108, 193396), (112, 186489), (126, 165768), (144, 145047), (168, 124326), (189, 110512), (216, 96698), (252, 82884), (336, 62163), (378, 55256), (432, 48349), (504, 41442), (756, 27628), (1008, 20721), (1512, 13814), (3024, 6907)]