20585906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 35278848

約数和(自身を除く): 14692942

約数列:

[1, 2, 11, 22, 43, 47, 86, 94, 463, 473, 517, 926, 946, 1034, 2021, 4042, 5093, 10186, 19909, 21761, 22231, 39818, 43522, 44462, 218999, 239371, 437998, 478742, 935723, 1871446, 10292953, 20585906]

約数ペア:

[(1, 20585906), (2, 10292953), (11, 1871446), (22, 935723), (43, 478742), (47, 437998), (86, 239371), (94, 218999), (463, 44462), (473, 43522), (517, 39818), (926, 22231), (946, 21761), (1034, 19909), (2021, 10186), (4042, 5093)]