20977264

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17027}}^1$

素因数の和:17053

約数の個数: 40

約数和(自身を含む): 50675328

約数和(自身を除く): 29698064

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17027, 34054, 68108, 119189, 136216, 187297, 238378, 272432, 374594, 476756, 749188, 953512, 1311079, 1498376, 1907024, 2622158, 2996752, 5244316, 10488632, 20977264]

約数ペア:

[(1, 20977264), (2, 10488632), (4, 5244316), (7, 2996752), (8, 2622158), (11, 1907024), (14, 1498376), (16, 1311079), (22, 953512), (28, 749188), (44, 476756), (56, 374594), (77, 272432), (88, 238378), (112, 187297), (154, 136216), (176, 119189), (308, 68108), (616, 34054), (1232, 17027)]