420647546

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{881}}^1\times {\mathrm{1973}}^1$

素因数の和:2878

約数の個数: 24

約数和(自身を含む): 694686132

約数和(自身を除く): 274038586

約数列:

[1, 2, 11, 22, 121, 242, 881, 1762, 1973, 3946, 9691, 19382, 21703, 43406, 106601, 213202, 238733, 477466, 1738213, 3476426, 19120343, 38240686, 210323773, 420647546]

約数ペア:

[(1, 420647546), (2, 210323773), (11, 38240686), (22, 19120343), (121, 3476426), (242, 1738213), (881, 477466), (1762, 238733), (1973, 213202), (3946, 106601), (9691, 43406), (19382, 21703)]