20532708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1381}}^1$

素因数の和:1457

約数の個数: 72

約数和(自身を含む): 60365760

約数和(自身を除く): 39833052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 59, 63, 84, 118, 126, 177, 236, 252, 354, 413, 531, 708, 826, 1062, 1239, 1381, 1652, 2124, 2478, 2762, 3717, 4143, 4956, 5524, 7434, 8286, 9667, 12429, 14868, 16572, 19334, 24858, 29001, 38668, 49716, 58002, 81479, 87003, 116004, 162958, 174006, 244437, 325916, 348012, 488874, 570353, 733311, 977748, 1140706, 1466622, 1711059, 2281412, 2933244, 3422118, 5133177, 6844236, 10266354, 20532708]

約数ペア:

[(1, 20532708), (2, 10266354), (3, 6844236), (4, 5133177), (6, 3422118), (7, 2933244), (9, 2281412), (12, 1711059), (14, 1466622), (18, 1140706), (21, 977748), (28, 733311), (36, 570353), (42, 488874), (59, 348012), (63, 325916), (84, 244437), (118, 174006), (126, 162958), (177, 116004), (236, 87003), (252, 81479), (354, 58002), (413, 49716), (531, 38668), (708, 29001), (826, 24858), (1062, 19334), (1239, 16572), (1381, 14868), (1652, 12429), (2124, 9667), (2478, 8286), (2762, 7434), (3717, 5524), (4143, 4956)]