28900048

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{26959}}^1$

素因数の和:27034

約数の個数: 20

約数和(自身を含む): 56831680

約数和(自身を除く): 27931632

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 26959, 53918, 107836, 215672, 431344, 1806253, 3612506, 7225012, 14450024, 28900048]

約数ペア:

[(1, 28900048), (2, 14450024), (4, 7225012), (8, 3612506), (16, 1806253), (67, 431344), (134, 215672), (268, 107836), (536, 53918), (1072, 26959)]