20631831

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{5167}}^1$

素因数の和:5203

約数の個数: 16

約数和(自身を含む): 30263808

約数和(自身を除く): 9631977

約数列:

[1, 3, 11, 33, 121, 363, 1331, 3993, 5167, 15501, 56837, 170511, 625207, 1875621, 6877277, 20631831]

約数ペア:

[(1, 20631831), (3, 6877277), (11, 1875621), (33, 625207), (121, 170511), (363, 56837), (1331, 15501), (3993, 5167)]