20885306

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{5779}}^1$

素因数の和:5933

約数の個数: 16

約数和(自身を含む): 33986400

約数和(自身を除く): 13101094

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 5779, 11558, 75127, 150254, 803281, 1606562, 10442653, 20885306]

約数ペア:

[(1, 20885306), (2, 10442653), (13, 1606562), (26, 803281), (139, 150254), (278, 75127), (1807, 11558), (3614, 5779)]