19205732

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2777}}^1$

素因数の和:2820

約数の個数: 48

約数和(自身を含む): 43559040

約数和(自身を除く): 24353308

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2777, 3458, 5554, 6916, 11108, 19439, 36101, 38878, 52763, 72202, 77756, 105526, 144404, 211052, 252707, 369341, 505414, 685919, 738682, 1010828, 1371838, 1477364, 2743676, 4801433, 9602866, 19205732]

約数ペア:

[(1, 19205732), (2, 9602866), (4, 4801433), (7, 2743676), (13, 1477364), (14, 1371838), (19, 1010828), (26, 738682), (28, 685919), (38, 505414), (52, 369341), (76, 252707), (91, 211052), (133, 144404), (182, 105526), (247, 77756), (266, 72202), (364, 52763), (494, 38878), (532, 36101), (988, 19439), (1729, 11108), (2777, 6916), (3458, 5554)]