20796077368

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{607}}^1\times {\mathrm{35393}}^1$

素因数の和:36028

約数の個数: 48

約数和(自身を含む): 42931506240

約数和(自身を除く): 22135428872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 607, 968, 1214, 2428, 4856, 6677, 13354, 26708, 35393, 53416, 70786, 73447, 141572, 146894, 283144, 293788, 389323, 587576, 778646, 1557292, 3114584, 4282553, 8565106, 17130212, 21483551, 34260424, 42967102, 85934204, 171868408, 236319061, 472638122, 945276244, 1890552488, 2599509671, 5199019342, 10398038684, 20796077368]

約数ペア:

[(1, 20796077368), (2, 10398038684), (4, 5199019342), (8, 2599509671), (11, 1890552488), (22, 945276244), (44, 472638122), (88, 236319061), (121, 171868408), (242, 85934204), (484, 42967102), (607, 34260424), (968, 21483551), (1214, 17130212), (2428, 8565106), (4856, 4282553), (6677, 3114584), (13354, 1557292), (26708, 778646), (35393, 587576), (53416, 389323), (70786, 293788), (73447, 283144), (141572, 146894)]