20178552112

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{111341}}^1$

素因数の和:111637

約数の個数: 40

約数和(自身を含む): 40093808832

約数和(自身を除く): 19915256720

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 241, 376, 482, 752, 964, 1928, 3856, 11327, 22654, 45308, 90616, 111341, 181232, 222682, 445364, 890728, 1781456, 5233027, 10466054, 20932108, 26833181, 41864216, 53666362, 83728432, 107332724, 214665448, 429330896, 1261159507, 2522319014, 5044638028, 10089276056, 20178552112]

約数ペア:

[(1, 20178552112), (2, 10089276056), (4, 5044638028), (8, 2522319014), (16, 1261159507), (47, 429330896), (94, 214665448), (188, 107332724), (241, 83728432), (376, 53666362), (482, 41864216), (752, 26833181), (964, 20932108), (1928, 10466054), (3856, 5233027), (11327, 1781456), (22654, 890728), (45308, 445364), (90616, 222682), (111341, 181232)]