19483768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{143263}}^1$

素因数の和:143286

約数の個数: 16

約数和(自身を含む): 38681280

約数和(自身を除く): 19197512

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 143263, 286526, 573052, 1146104, 2435471, 4870942, 9741884, 19483768]

約数ペア:

[(1, 19483768), (2, 9741884), (4, 4870942), (8, 2435471), (17, 1146104), (34, 573052), (68, 286526), (136, 143263)]