18025299

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1087

約数の個数: 24

約数和(自身を含む): 27236352

約数和(自身を除く): 9211053

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 991, 2021, 2973, 6063, 8919, 18189, 42613, 46577, 127839, 139731, 383517, 419193, 2002811, 6008433, 18025299]

約数ペア:

[(1, 18025299), (3, 6008433), (9, 2002811), (43, 419193), (47, 383517), (129, 139731), (141, 127839), (387, 46577), (423, 42613), (991, 18189), (2021, 8919), (2973, 6063)]