20553628

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5449}}^1$

素因数の和:5517

約数の個数: 24

約数和(自身を含む): 38455200

約数和(自身を除く): 17901572

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 943, 1886, 3772, 5449, 10898, 21796, 125327, 223409, 250654, 446818, 501308, 893636, 5138407, 10276814, 20553628]

約数ペア:

[(1, 20553628), (2, 10276814), (4, 5138407), (23, 893636), (41, 501308), (46, 446818), (82, 250654), (92, 223409), (164, 125327), (943, 21796), (1886, 10898), (3772, 5449)]