19388930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9277}}^1$

素因数の和:9314

約数の個数: 32

約数和(自身を含む): 40080960

約数和(自身を除く): 20692030

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 9277, 18554, 46385, 92770, 102047, 176263, 204094, 352526, 510235, 881315, 1020470, 1762630, 1938893, 3877786, 9694465, 19388930]

約数ペア:

[(1, 19388930), (2, 9694465), (5, 3877786), (10, 1938893), (11, 1762630), (19, 1020470), (22, 881315), (38, 510235), (55, 352526), (95, 204094), (110, 176263), (190, 102047), (209, 92770), (418, 46385), (1045, 18554), (2090, 9277)]