18570969

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1021}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 28060032

約数和(自身を除く): 9489063

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 1021, 2021, 3063, 6063, 9189, 18189, 43903, 47987, 131709, 143961, 395127, 431883, 2063441, 6190323, 18570969]

約数ペア:

[(1, 18570969), (3, 6190323), (9, 2063441), (43, 431883), (47, 395127), (129, 143961), (141, 131709), (387, 47987), (423, 43903), (1021, 18189), (2021, 9189), (3063, 6063)]