20003238

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2543}}^1$

素因数の和:2593

約数の個数: 48

約数和(自身を含む): 47623680

約数和(自身を除く): 27620442

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 2543, 2622, 3933, 5086, 7629, 7866, 15258, 22887, 45774, 48317, 58489, 96634, 116978, 144951, 175467, 289902, 350934, 434853, 526401, 869706, 1052802, 1111291, 2222582, 3333873, 6667746, 10001619, 20003238]

約数ペア:

[(1, 20003238), (2, 10001619), (3, 6667746), (6, 3333873), (9, 2222582), (18, 1111291), (19, 1052802), (23, 869706), (38, 526401), (46, 434853), (57, 350934), (69, 289902), (114, 175467), (138, 144951), (171, 116978), (207, 96634), (342, 58489), (414, 48317), (437, 45774), (874, 22887), (1311, 15258), (2543, 7866), (2622, 7629), (3933, 5086)]