20529198

素因数分解:

$2^1\times 3^2\times {\mathrm{163}}^1\times {\mathrm{6997}}^1$

素因数の和:7168

約数の個数: 24

約数和(自身を含む): 44759208

約数和(自身を除く): 24230010

約数列:

[1, 2, 3, 6, 9, 18, 163, 326, 489, 978, 1467, 2934, 6997, 13994, 20991, 41982, 62973, 125946, 1140511, 2281022, 3421533, 6843066, 10264599, 20529198]

約数ペア:

[(1, 20529198), (2, 10264599), (3, 6843066), (6, 3421533), (9, 2281022), (18, 1140511), (163, 125946), (326, 62973), (489, 41982), (978, 20991), (1467, 13994), (2934, 6997)]