19683824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{72367}}^1$

素因数の和:72392

約数の個数: 20

約数和(自身を含む): 40381344

約数和(自身を除く): 20697520

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 72367, 144734, 289468, 578936, 1157872, 1230239, 2460478, 4920956, 9841912, 19683824]

約数ペア:

[(1, 19683824), (2, 9841912), (4, 4920956), (8, 2460478), (16, 1230239), (17, 1157872), (34, 578936), (68, 289468), (136, 144734), (272, 72367)]