19201039

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 24514560

約数和(自身を除く): 5313521

約数列:

[1, 11, 13, 19, 37, 143, 191, 209, 247, 407, 481, 703, 2101, 2483, 2717, 3629, 5291, 7067, 7733, 9139, 27313, 39919, 47177, 77737, 91871, 100529, 134273, 518947, 1010581, 1477003, 1745549, 19201039]

約数ペア:

[(1, 19201039), (11, 1745549), (13, 1477003), (19, 1010581), (37, 518947), (143, 134273), (191, 100529), (209, 91871), (247, 77737), (407, 47177), (481, 39919), (703, 27313), (2101, 9139), (2483, 7733), (2717, 7067), (3629, 5291)]