20199312180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112218401}}^1$

素因数の和:112218416

約数の個数: 36

約数和(自身を含む): 61271247492

約数和(自身を除く): 41071935312

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112218401, 224436802, 336655203, 448873604, 561092005, 673310406, 1009965609, 1122184010, 1346620812, 1683276015, 2019931218, 2244368020, 3366552030, 4039862436, 5049828045, 6733104060, 10099656090, 20199312180]

約数ペア:

[(1, 20199312180), (2, 10099656090), (3, 6733104060), (4, 5049828045), (5, 4039862436), (6, 3366552030), (9, 2244368020), (10, 2019931218), (12, 1683276015), (15, 1346620812), (18, 1122184010), (20, 1009965609), (30, 673310406), (36, 561092005), (45, 448873604), (60, 336655203), (90, 224436802), (180, 112218401)]