20204784

素因数分解:

$2^4\times 3^2\times {\mathrm{193}}^1\times {\mathrm{727}}^1$

素因数の和:934

約数の個数: 60

約数和(自身を含む): 56916496

約数和(自身を除く): 36711712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 193, 386, 579, 727, 772, 1158, 1454, 1544, 1737, 2181, 2316, 2908, 3088, 3474, 4362, 4632, 5816, 6543, 6948, 8724, 9264, 11632, 13086, 13896, 17448, 26172, 27792, 34896, 52344, 104688, 140311, 280622, 420933, 561244, 841866, 1122488, 1262799, 1683732, 2244976, 2525598, 3367464, 5051196, 6734928, 10102392, 20204784]

約数ペア:

[(1, 20204784), (2, 10102392), (3, 6734928), (4, 5051196), (6, 3367464), (8, 2525598), (9, 2244976), (12, 1683732), (16, 1262799), (18, 1122488), (24, 841866), (36, 561244), (48, 420933), (72, 280622), (144, 140311), (193, 104688), (386, 52344), (579, 34896), (727, 27792), (772, 26172), (1158, 17448), (1454, 13896), (1544, 13086), (1737, 11632), (2181, 9264), (2316, 8724), (2908, 6948), (3088, 6543), (3474, 5816), (4362, 4632)]