20641929

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{463}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 34566144

約数和(自身を除く): 13924215

約数列:

[1, 3, 7, 11, 21, 33, 77, 193, 231, 463, 579, 1351, 1389, 2123, 3241, 4053, 5093, 6369, 9723, 14861, 15279, 35651, 44583, 89359, 106953, 268077, 625513, 982949, 1876539, 2948847, 6880643, 20641929]

約数ペア:

[(1, 20641929), (3, 6880643), (7, 2948847), (11, 1876539), (21, 982949), (33, 625513), (77, 268077), (193, 106953), (231, 89359), (463, 44583), (579, 35651), (1351, 15279), (1389, 14861), (2123, 9723), (3241, 6369), (4053, 5093)]