20156987212

素因数分解:

$2^2\times {\mathrm{613}}^1\times {\mathrm{8220631}}^1$

素因数の和:8221248

約数の個数: 12

約数和(自身を含む): 35332276336

約数和(自身を除く): 15175289124

約数列:

[1, 2, 4, 613, 1226, 2452, 8220631, 16441262, 32882524, 5039246803, 10078493606, 20156987212]

約数ペア:

[(1, 20156987212), (2, 10078493606), (4, 5039246803), (613, 32882524), (1226, 16441262), (2452, 8220631)]