20279379

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{2087}}^1$

素因数の和:2210

約数の個数: 16

約数和(自身を含む): 28062720

約数和(自身を除く): 7783341

約数列:

[1, 3, 41, 79, 123, 237, 2087, 3239, 6261, 9717, 85567, 164873, 256701, 494619, 6759793, 20279379]

約数ペア:

[(1, 20279379), (3, 6759793), (41, 494619), (79, 256701), (123, 164873), (237, 85567), (2087, 9717), (3239, 6261)]