20117084

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29759}}^1$

素因数の和:29789

約数の個数: 18

約数和(自身を含む): 38122560

約数和(自身を除く): 18005476

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 29759, 59518, 119036, 386867, 773734, 1547468, 5029271, 10058542, 20117084]

約数ペア:

[(1, 20117084), (2, 10058542), (4, 5029271), (13, 1547468), (26, 773734), (52, 386867), (169, 119036), (338, 59518), (676, 29759)]