68977904

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{226901}}^1$

素因数の和:226928

約数の個数: 20

約数和(自身を含む): 140679240

約数和(自身を除く): 71701336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 226901, 453802, 907604, 1815208, 3630416, 4311119, 8622238, 17244476, 34488952, 68977904]

約数ペア:

[(1, 68977904), (2, 34488952), (4, 17244476), (8, 8622238), (16, 4311119), (19, 3630416), (38, 1815208), (76, 907604), (152, 453802), (304, 226901)]