20178570916

素因数分解:

$2^2\times 7^1\times {\mathrm{74843}}^1\times {\mathrm{9629}}^1$

素因数の和:84483

約数の個数: 24

約数和(自身を含む): 40361872320

約数和(自身を除く): 20183301404

約数列:

[1, 2, 4, 7, 14, 28, 9629, 19258, 38516, 67403, 74843, 134806, 149686, 269612, 299372, 523901, 1047802, 2095604, 720663247, 1441326494, 2882652988, 5044642729, 10089285458, 20178570916]

約数ペア:

[(1, 20178570916), (2, 10089285458), (4, 5044642729), (7, 2882652988), (14, 1441326494), (28, 720663247), (9629, 2095604), (19258, 1047802), (38516, 523901), (67403, 299372), (74843, 269612), (134806, 149686)]