15520784

素因数分解:

$2^4\times {\mathrm{563}}^1\times {\mathrm{1723}}^1$

素因数の和:2294

約数の個数: 20

約数和(自身を含む): 30142416

約数和(自身を除く): 14621632

約数列:

[1, 2, 4, 8, 16, 563, 1126, 1723, 2252, 3446, 4504, 6892, 9008, 13784, 27568, 970049, 1940098, 3880196, 7760392, 15520784]

約数ペア:

[(1, 15520784), (2, 7760392), (4, 3880196), (8, 1940098), (16, 970049), (563, 27568), (1126, 13784), (1723, 9008), (2252, 6892), (3446, 4504)]