27697504

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{20129}}^1$

素因数の和:20182

約数の個数: 24

約数和(自身を含む): 55800360

約数和(自身を除く): 28102856

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 20129, 40258, 80516, 161032, 322064, 644128, 865547, 1731094, 3462188, 6924376, 13848752, 27697504]

約数ペア:

[(1, 27697504), (2, 13848752), (4, 6924376), (8, 3462188), (16, 1731094), (32, 865547), (43, 644128), (86, 322064), (172, 161032), (344, 80516), (688, 40258), (1376, 20129)]