20249842

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{613}}^1$

素因数の和:897

約数の個数: 16

約数和(自身を含む): 30945600

約数和(自身を除く): 10695758

約数列:

[1, 2, 83, 166, 199, 398, 613, 1226, 16517, 33034, 50879, 101758, 121987, 243974, 10124921, 20249842]

約数ペア:

[(1, 20249842), (2, 10124921), (83, 243974), (166, 121987), (199, 101758), (398, 50879), (613, 33034), (1226, 16517)]