20287326

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{709}}^1$

素因数の和:984

約数の個数: 32

約数和(自身を含む): 42940800

約数和(自身を除く): 22653474

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 251, 502, 709, 753, 1418, 1506, 2127, 4254, 4769, 9538, 13471, 14307, 26942, 28614, 40413, 80826, 177959, 355918, 533877, 1067754, 3381221, 6762442, 10143663, 20287326]

約数ペア:

[(1, 20287326), (2, 10143663), (3, 6762442), (6, 3381221), (19, 1067754), (38, 533877), (57, 355918), (114, 177959), (251, 80826), (502, 40413), (709, 28614), (753, 26942), (1418, 14307), (1506, 13471), (2127, 9538), (4254, 4769)]