18347813

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1543}}^1$

素因数の和:1624

約数の個数: 16

約数和(自身を含む): 21344256

約数和(自身を除く): 2996443

約数列:

[1, 11, 23, 47, 253, 517, 1081, 1543, 11891, 16973, 35489, 72521, 390379, 797731, 1667983, 18347813]

約数ペア:

[(1, 18347813), (11, 1667983), (23, 797731), (47, 390379), (253, 72521), (517, 35489), (1081, 16973), (1543, 11891)]