87019876

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{530609}}^1$

素因数の和:530654

約数の個数: 12

約数和(自身を含む): 155999340

約数和(自身を除く): 68979464

約数列:

[1, 2, 4, 41, 82, 164, 530609, 1061218, 2122436, 21754969, 43509938, 87019876]

約数ペア:

[(1, 87019876), (2, 43509938), (4, 21754969), (41, 2122436), (82, 1061218), (164, 530609)]