28426468

素因数分解:

$2^2\times 7^3\times {\mathrm{20719}}^1$

素因数の和:20744

約数の個数: 24

約数和(自身を含む): 58016000

約数和(自身を除く): 29589532

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 20719, 41438, 82876, 145033, 290066, 580132, 1015231, 2030462, 4060924, 7106617, 14213234, 28426468]

約数ペア:

[(1, 28426468), (2, 14213234), (4, 7106617), (7, 4060924), (14, 2030462), (28, 1015231), (49, 580132), (98, 290066), (196, 145033), (343, 82876), (686, 41438), (1372, 20719)]