18720544

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{20173}}^1$

素因数の和:20212

約数の個数: 24

約数和(自身を含む): 38128860

約数和(自身を除く): 19408316

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 20173, 40346, 80692, 161384, 322768, 585017, 645536, 1170034, 2340068, 4680136, 9360272, 18720544]

約数ペア:

[(1, 18720544), (2, 9360272), (4, 4680136), (8, 2340068), (16, 1170034), (29, 645536), (32, 585017), (58, 322768), (116, 161384), (232, 80692), (464, 40346), (928, 20173)]