20946398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{50111}}^1$

素因数の和:50143

約数の個数: 16

約数和(自身を含む): 36080640

約数和(自身を除く): 15134242

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 50111, 100222, 551221, 952109, 1102442, 1904218, 10473199, 20946398]

約数ペア:

[(1, 20946398), (2, 10473199), (11, 1904218), (19, 1102442), (22, 952109), (38, 551221), (209, 100222), (418, 50111)]