20189917232

素因数分解:

$2^4\times {\mathrm{1867}}^1\times {\mathrm{675881}}^1$

素因数の和:677756

約数の個数: 20

約数和(自身を含む): 39138974856

約数和(自身を除く): 18949057624

約数列:

[1, 2, 4, 8, 16, 1867, 3734, 7468, 14936, 29872, 675881, 1351762, 2703524, 5407048, 10814096, 1261869827, 2523739654, 5047479308, 10094958616, 20189917232]

約数ペア:

[(1, 20189917232), (2, 10094958616), (4, 5047479308), (8, 2523739654), (16, 1261869827), (1867, 10814096), (3734, 5407048), (7468, 2703524), (14936, 1351762), (29872, 675881)]