28820702992

素因数分解:

$2^4\times {\mathrm{647}}^1\times {\mathrm{2784071}}^1$

素因数の和:2784726

約数の個数: 20

約数和(自身を含む): 55926438336

約数和(自身を除く): 27105735344

約数列:

[1, 2, 4, 8, 16, 647, 1294, 2588, 5176, 10352, 2784071, 5568142, 11136284, 22272568, 44545136, 1801293937, 3602587874, 7205175748, 14410351496, 28820702992]

約数ペア:

[(1, 28820702992), (2, 14410351496), (4, 7205175748), (8, 3602587874), (16, 1801293937), (647, 44545136), (1294, 22272568), (2588, 11136284), (5176, 5568142), (10352, 2784071)]