20291206341

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{152381}}^1$

素因数の和:152781

約数の個数: 32

約数和(自身を含む): 32826739968

約数和(自身を除く): 12535533627

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 373, 1119, 2611, 6341, 7833, 19023, 44387, 133161, 152381, 457143, 1066667, 2590477, 3200001, 7771431, 18133339, 54400017, 56838113, 170514339, 397866791, 966247921, 1193600373, 2898743763, 6763735447, 20291206341]

約数ペア:

[(1, 20291206341), (3, 6763735447), (7, 2898743763), (17, 1193600373), (21, 966247921), (51, 397866791), (119, 170514339), (357, 56838113), (373, 54400017), (1119, 18133339), (2611, 7771431), (6341, 3200001), (7833, 2590477), (19023, 1066667), (44387, 457143), (133161, 152381)]