20355616

素因数分解:

$2^5\times {\mathrm{197}}^1\times {\mathrm{3229}}^1$

素因数の和:3436

約数の個数: 24

約数和(自身を含む): 40291020

約数和(自身を除く): 19935404

約数列:

[1, 2, 4, 8, 16, 32, 197, 394, 788, 1576, 3152, 3229, 6304, 6458, 12916, 25832, 51664, 103328, 636113, 1272226, 2544452, 5088904, 10177808, 20355616]

約数ペア:

[(1, 20355616), (2, 10177808), (4, 5088904), (8, 2544452), (16, 1272226), (32, 636113), (197, 103328), (394, 51664), (788, 25832), (1576, 12916), (3152, 6458), (3229, 6304)]