20510754

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2447}}^1$

素因数の和:2590

約数の個数: 32

約数和(自身を含む): 45121536

約数和(自身を除く): 24610782

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 127, 254, 381, 762, 1397, 2447, 2794, 4191, 4894, 7341, 8382, 14682, 26917, 53834, 80751, 161502, 310769, 621538, 932307, 1864614, 3418459, 6836918, 10255377, 20510754]

約数ペア:

[(1, 20510754), (2, 10255377), (3, 6836918), (6, 3418459), (11, 1864614), (22, 932307), (33, 621538), (66, 310769), (127, 161502), (254, 80751), (381, 53834), (762, 26917), (1397, 14682), (2447, 8382), (2794, 7341), (4191, 4894)]