18984543

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{401}}^1$

素因数の和:814

約数の個数: 16

約数和(自身を含む): 26036736

約数和(自身を除く): 7052193

約数列:

[1, 3, 43, 129, 367, 401, 1101, 1203, 15781, 17243, 47343, 51729, 147167, 441501, 6328181, 18984543]

約数ペア:

[(1, 18984543), (3, 6328181), (43, 441501), (129, 147167), (367, 51729), (401, 47343), (1101, 17243), (1203, 15781)]