20013954

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{419}}^2$

素因数の和:862

約数の個数: 24

約数和(自身を含む): 42235440

約数和(自身を除く): 22221486

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 419, 838, 1257, 2514, 7961, 15922, 23883, 47766, 175561, 351122, 526683, 1053366, 3335659, 6671318, 10006977, 20013954]

約数ペア:

[(1, 20013954), (2, 10006977), (3, 6671318), (6, 3335659), (19, 1053366), (38, 526683), (57, 351122), (114, 175561), (419, 47766), (838, 23883), (1257, 15922), (2514, 7961)]