82720984

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{28643}}^1$

素因数の和:28687

約数の個数: 24

約数和(自身を含む): 163700460

約数和(自身を除く): 80979476

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 28643, 57286, 114572, 229144, 544217, 1088434, 2176868, 4353736, 10340123, 20680246, 41360492, 82720984]

約数ペア:

[(1, 82720984), (2, 41360492), (4, 20680246), (8, 10340123), (19, 4353736), (38, 2176868), (76, 1088434), (152, 544217), (361, 229144), (722, 114572), (1444, 57286), (2888, 28643)]