20514010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4337}}^1$

素因数の和:4398

約数の個数: 32

約数和(自身を含む): 41228352

約数和(自身を除く): 20714342

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4337, 4730, 8674, 21685, 43370, 47707, 95414, 186491, 238535, 372982, 477070, 932455, 1864910, 2051401, 4102802, 10257005, 20514010]

約数ペア:

[(1, 20514010), (2, 10257005), (5, 4102802), (10, 2051401), (11, 1864910), (22, 932455), (43, 477070), (55, 372982), (86, 238535), (110, 186491), (215, 95414), (430, 47707), (473, 43370), (946, 21685), (2365, 8674), (4337, 4730)]