20771824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{76367}}^1$

素因数の和:76392

約数の個数: 20

約数和(自身を含む): 42613344

約数和(自身を除く): 21841520

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 76367, 152734, 305468, 610936, 1221872, 1298239, 2596478, 5192956, 10385912, 20771824]

約数ペア:

[(1, 20771824), (2, 10385912), (4, 5192956), (8, 2596478), (16, 1298239), (17, 1221872), (34, 610936), (68, 305468), (136, 152734), (272, 76367)]