19958046

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20407}}^1$

素因数の和:20575

約数の個数: 16

約数和(自身を含む): 40162944

約数和(自身を除く): 20204898

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 20407, 40814, 61221, 122442, 3326341, 6652682, 9979023, 19958046]

約数ペア:

[(1, 19958046), (2, 9979023), (3, 6652682), (6, 3326341), (163, 122442), (326, 61221), (489, 40814), (978, 20407)]