66882736

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{220009}}^1$

素因数の和:220036

約数の個数: 20

約数和(自身を含む): 136406200

約数和(自身を除く): 69523464

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 220009, 440018, 880036, 1760072, 3520144, 4180171, 8360342, 16720684, 33441368, 66882736]

約数ペア:

[(1, 66882736), (2, 33441368), (4, 16720684), (8, 8360342), (16, 4180171), (19, 3520144), (38, 1760072), (76, 880036), (152, 440018), (304, 220009)]