20894488

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{113557}}^1$

素因数の和:113586

約数の個数: 16

約数和(自身を含む): 40880880

約数和(自身を除く): 19986392

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 113557, 227114, 454228, 908456, 2611811, 5223622, 10447244, 20894488]

約数ペア:

[(1, 20894488), (2, 10447244), (4, 5223622), (8, 2611811), (23, 908456), (46, 454228), (92, 227114), (184, 113557)]