20772404

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5507}}^1$

素因数の和:5575

約数の個数: 24

約数和(自身を含む): 38864448

約数和(自身を除く): 18092044

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 943, 1886, 3772, 5507, 11014, 22028, 126661, 225787, 253322, 451574, 506644, 903148, 5193101, 10386202, 20772404]

約数ペア:

[(1, 20772404), (2, 10386202), (4, 5193101), (23, 903148), (41, 506644), (46, 451574), (82, 253322), (92, 225787), (164, 126661), (943, 22028), (1886, 11014), (3772, 5507)]