20670177

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{13327}}^1$

素因数の和:13388

約数の個数: 16

約数和(自身を含む): 30707712

約数和(自身を除く): 10037535

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 13327, 39981, 146597, 439791, 626369, 1879107, 6890059, 20670177]

約数ペア:

[(1, 20670177), (3, 6890059), (11, 1879107), (33, 626369), (47, 439791), (141, 146597), (517, 39981), (1551, 13327)]