20214370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1217}}^1$

素因数の和:1386

約数の個数: 32

約数和(自身を含む): 39989376

約数和(自身を除く): 19775006

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 151, 302, 755, 1217, 1510, 1661, 2434, 3322, 6085, 8305, 12170, 13387, 16610, 26774, 66935, 133870, 183767, 367534, 918835, 1837670, 2021437, 4042874, 10107185, 20214370]

約数ペア:

[(1, 20214370), (2, 10107185), (5, 4042874), (10, 2021437), (11, 1837670), (22, 918835), (55, 367534), (110, 183767), (151, 133870), (302, 66935), (755, 26774), (1217, 16610), (1510, 13387), (1661, 12170), (2434, 8305), (3322, 6085)]