18639216

素因数分解:

$2^4\times 3^2\times {\mathrm{129439}}^1$

素因数の和:129453

約数の個数: 30

約数和(自身を含む): 52164320

約数和(自身を除く): 33525104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 129439, 258878, 388317, 517756, 776634, 1035512, 1164951, 1553268, 2071024, 2329902, 3106536, 4659804, 6213072, 9319608, 18639216]

約数ペア:

[(1, 18639216), (2, 9319608), (3, 6213072), (4, 4659804), (6, 3106536), (8, 2329902), (9, 2071024), (12, 1553268), (16, 1164951), (18, 1035512), (24, 776634), (36, 517756), (48, 388317), (72, 258878), (144, 129439)]