19166851561

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{619}}^1\times {\mathrm{971}}^1$

素因数の和:1837

約数の個数: 32

約数和(自身を含む): 22678548480

約数和(自身を除く): 3511696919

約数列:

[1, 11, 13, 143, 223, 619, 971, 2453, 2899, 6809, 8047, 10681, 12623, 31889, 88517, 138037, 138853, 216533, 601049, 1518407, 1794481, 2381863, 2814929, 6611539, 7813637, 19739291, 30964219, 85950007, 134033927, 1474373197, 1742441051, 19166851561]

約数ペア:

[(1, 19166851561), (11, 1742441051), (13, 1474373197), (143, 134033927), (223, 85950007), (619, 30964219), (971, 19739291), (2453, 7813637), (2899, 6611539), (6809, 2814929), (8047, 2381863), (10681, 1794481), (12623, 1518407), (31889, 601049), (88517, 216533), (138037, 138853)]