20459658

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79301}}^1$

素因数の和:79349

約数の個数: 16

約数和(自身を含む): 41871456

約数和(自身を除く): 21411798

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 79301, 158602, 237903, 475806, 3409943, 6819886, 10229829, 20459658]

約数ペア:

[(1, 20459658), (2, 10229829), (3, 6819886), (6, 3409943), (43, 475806), (86, 237903), (129, 158602), (258, 79301)]