202540019

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 246005760

約数和(自身を除く): 43465741

約数列:

[1, 11, 19, 31, 43, 209, 341, 473, 589, 727, 817, 1333, 6479, 7997, 8987, 13813, 14663, 22537, 25327, 31261, 151943, 247907, 278597, 343871, 428203, 593959, 969091, 4710233, 6533549, 10660001, 18412729, 202540019]

約数ペア:

[(1, 202540019), (11, 18412729), (19, 10660001), (31, 6533549), (43, 4710233), (209, 969091), (341, 593959), (473, 428203), (589, 343871), (727, 278597), (817, 247907), (1333, 151943), (6479, 31261), (7997, 25327), (8987, 22537), (13813, 14663)]