28141648

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{21191}}^1$

素因数の和:21282

約数の個数: 20

約数和(自身を含む): 55183968

約数和(自身を除く): 27042320

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 21191, 42382, 84764, 169528, 339056, 1758853, 3517706, 7035412, 14070824, 28141648]

約数ペア:

[(1, 28141648), (2, 14070824), (4, 7035412), (8, 3517706), (16, 1758853), (83, 339056), (166, 169528), (332, 84764), (664, 42382), (1328, 21191)]