1808144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{8693}}^1$

素因数の和:8714

約数の個数: 20

約数和(自身を含む): 3773196

約数和(自身を除く): 1965052

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 8693, 17386, 34772, 69544, 113009, 139088, 226018, 452036, 904072, 1808144]

約数ペア:

[(1, 1808144), (2, 904072), (4, 452036), (8, 226018), (13, 139088), (16, 113009), (26, 69544), (52, 34772), (104, 17386), (208, 8693)]