20653633

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 28385280

約数和(自身を除く): 7731647

約数列:

[1, 7, 11, 13, 47, 77, 91, 143, 329, 439, 517, 611, 1001, 3073, 3619, 4277, 4829, 5707, 6721, 20633, 33803, 39949, 47047, 62777, 144431, 226963, 268229, 439439, 1588741, 1877603, 2950519, 20653633]

約数ペア:

[(1, 20653633), (7, 2950519), (11, 1877603), (13, 1588741), (47, 439439), (77, 268229), (91, 226963), (143, 144431), (329, 62777), (439, 47047), (517, 39949), (611, 33803), (1001, 20633), (3073, 6721), (3619, 5707), (4277, 4829)]