20611208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{151553}}^1$

素因数の和:151576

約数の個数: 16

約数和(自身を含む): 40919580

約数和(自身を除く): 20308372

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 151553, 303106, 606212, 1212424, 2576401, 5152802, 10305604, 20611208]

約数ペア:

[(1, 20611208), (2, 10305604), (4, 5152802), (8, 2576401), (17, 1212424), (34, 606212), (68, 303106), (136, 151553)]