8641568

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{20773}}^1$

素因数の和:20796

約数の個数: 24

約数和(自身を含む): 18322668

約数和(自身を除く): 9681100

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 20773, 41546, 83092, 166184, 270049, 332368, 540098, 664736, 1080196, 2160392, 4320784, 8641568]

約数ペア:

[(1, 8641568), (2, 4320784), (4, 2160392), (8, 1080196), (13, 664736), (16, 540098), (26, 332368), (32, 270049), (52, 166184), (104, 83092), (208, 41546), (416, 20773)]