20338197

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{16657}}^1$

素因数の和:16708

約数の個数: 16

約数和(自身を含む): 30384192

約数和(自身を除く): 10045995

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 16657, 49971, 183227, 549681, 616309, 1848927, 6779399, 20338197]

約数ペア:

[(1, 20338197), (3, 6779399), (11, 1848927), (33, 616309), (37, 549681), (111, 183227), (407, 49971), (1221, 16657)]