38781872

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{56369}}^1$

素因数の和:56420

約数の個数: 20

約数和(自身を含む): 76888680

約数和(自身を除く): 38106808

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 56369, 112738, 225476, 450952, 901904, 2423867, 4847734, 9695468, 19390936, 38781872]

約数ペア:

[(1, 38781872), (2, 19390936), (4, 9695468), (8, 4847734), (16, 2423867), (43, 901904), (86, 450952), (172, 225476), (344, 112738), (688, 56369)]