20218804718

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{217271}}^1$

素因数の和:217337

約数の個数: 48

約数和(自身を含む): 38420642304

約数和(自身を除く): 18201837586

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 238, 289, 322, 391, 578, 782, 2023, 2737, 4046, 5474, 6647, 13294, 46529, 93058, 217271, 434542, 1520897, 3041794, 3693607, 4997233, 7387214, 9994466, 25855249, 34980631, 51710498, 62791319, 69961262, 84952961, 125582638, 169905922, 439539233, 594670727, 879078466, 1189341454, 1444200337, 2888400674, 10109402359, 20218804718]

約数ペア:

[(1, 20218804718), (2, 10109402359), (7, 2888400674), (14, 1444200337), (17, 1189341454), (23, 879078466), (34, 594670727), (46, 439539233), (119, 169905922), (161, 125582638), (238, 84952961), (289, 69961262), (322, 62791319), (391, 51710498), (578, 34980631), (782, 25855249), (2023, 9994466), (2737, 7387214), (4046, 4997233), (5474, 3693607), (6647, 3041794), (13294, 1520897), (46529, 434542), (93058, 217271)]