20187680216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{272777}}^1$

素因数の和:272852

約数の個数: 48

約数和(自身を含む): 42766134840

約数和(自身を除く): 22578454624

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 841, 1276, 1682, 2552, 3364, 6728, 9251, 18502, 37004, 74008, 272777, 545554, 1091108, 2182216, 3000547, 6001094, 7910533, 12002188, 15821066, 24004376, 31642132, 63284264, 87015863, 174031726, 229405457, 348063452, 458810914, 696126904, 917621828, 1835243656, 2523460027, 5046920054, 10093840108, 20187680216]

約数ペア:

[(1, 20187680216), (2, 10093840108), (4, 5046920054), (8, 2523460027), (11, 1835243656), (22, 917621828), (29, 696126904), (44, 458810914), (58, 348063452), (88, 229405457), (116, 174031726), (232, 87015863), (319, 63284264), (638, 31642132), (841, 24004376), (1276, 15821066), (1682, 12002188), (2552, 7910533), (3364, 6001094), (6728, 3000547), (9251, 2182216), (18502, 1091108), (37004, 545554), (74008, 272777)]