20709216

素因数分解:

$2^5\times 3^3\times {\mathrm{11}}^1\times {\mathrm{2179}}^1$

素因数の和:2209

約数の個数: 96

約数和(自身を含む): 65923200

約数和(自身を除く): 45213984

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 66, 72, 88, 96, 99, 108, 132, 144, 176, 198, 216, 264, 288, 297, 352, 396, 432, 528, 594, 792, 864, 1056, 1188, 1584, 2179, 2376, 3168, 4358, 4752, 6537, 8716, 9504, 13074, 17432, 19611, 23969, 26148, 34864, 39222, 47938, 52296, 58833, 69728, 71907, 78444, 95876, 104592, 117666, 143814, 156888, 191752, 209184, 215721, 235332, 287628, 313776, 383504, 431442, 470664, 575256, 627552, 647163, 767008, 862884, 941328, 1150512, 1294326, 1725768, 1882656, 2301024, 2588652, 3451536, 5177304, 6903072, 10354608, 20709216]

約数ペア:

[(1, 20709216), (2, 10354608), (3, 6903072), (4, 5177304), (6, 3451536), (8, 2588652), (9, 2301024), (11, 1882656), (12, 1725768), (16, 1294326), (18, 1150512), (22, 941328), (24, 862884), (27, 767008), (32, 647163), (33, 627552), (36, 575256), (44, 470664), (48, 431442), (54, 383504), (66, 313776), (72, 287628), (88, 235332), (96, 215721), (99, 209184), (108, 191752), (132, 156888), (144, 143814), (176, 117666), (198, 104592), (216, 95876), (264, 78444), (288, 71907), (297, 69728), (352, 58833), (396, 52296), (432, 47938), (528, 39222), (594, 34864), (792, 26148), (864, 23969), (1056, 19611), (1188, 17432), (1584, 13074), (2179, 9504), (2376, 8716), (3168, 6537), (4358, 4752)]