2019901965

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1009}}^1\times {\mathrm{3607}}^1$

素因数の和:4661

約数の個数: 32

約数和(自身を含む): 3323400960

約数和(自身を除く): 1303498995

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 1009, 3027, 3607, 5045, 10821, 15135, 18035, 37333, 54105, 111999, 133459, 186665, 400377, 559995, 667295, 2001885, 3639463, 10918389, 18197315, 54591945, 134660131, 403980393, 673300655, 2019901965]

約数ペア:

[(1, 2019901965), (3, 673300655), (5, 403980393), (15, 134660131), (37, 54591945), (111, 18197315), (185, 10918389), (555, 3639463), (1009, 2001885), (3027, 667295), (3607, 559995), (5045, 400377), (10821, 186665), (15135, 133459), (18035, 111999), (37333, 54105)]