20172704

素因数分解:

$2^5\times {\mathrm{311}}^1\times {\mathrm{2027}}^1$

素因数の和:2348

約数の個数: 24

約数和(自身を含む): 39862368

約数和(自身を除く): 19689664

約数列:

[1, 2, 4, 8, 16, 32, 311, 622, 1244, 2027, 2488, 4054, 4976, 8108, 9952, 16216, 32432, 64864, 630397, 1260794, 2521588, 5043176, 10086352, 20172704]

約数ペア:

[(1, 20172704), (2, 10086352), (4, 5043176), (8, 2521588), (16, 1260794), (32, 630397), (311, 64864), (622, 32432), (1244, 16216), (2027, 9952), (2488, 8108), (4054, 4976)]