28840016

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26903}}^1$

素因数の和:26978

約数の個数: 20

約数和(自身を含む): 56713632

約数和(自身を除く): 27873616

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26903, 53806, 107612, 215224, 430448, 1802501, 3605002, 7210004, 14420008, 28840016]

約数ペア:

[(1, 28840016), (2, 14420008), (4, 7210004), (8, 3605002), (16, 1802501), (67, 430448), (134, 215224), (268, 107612), (536, 53806), (1072, 26903)]