19853850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1237}}^1$

素因数の和:1359

約数の個数: 48

約数和(自身を含む): 49737888

約数和(自身を除く): 29884038

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 107, 150, 214, 321, 535, 642, 1070, 1237, 1605, 2474, 2675, 3210, 3711, 5350, 6185, 7422, 8025, 12370, 16050, 18555, 30925, 37110, 61850, 92775, 132359, 185550, 264718, 397077, 661795, 794154, 1323590, 1985385, 3308975, 3970770, 6617950, 9926925, 19853850]

約数ペア:

[(1, 19853850), (2, 9926925), (3, 6617950), (5, 3970770), (6, 3308975), (10, 1985385), (15, 1323590), (25, 794154), (30, 661795), (50, 397077), (75, 264718), (107, 185550), (150, 132359), (214, 92775), (321, 61850), (535, 37110), (642, 30925), (1070, 18555), (1237, 16050), (1605, 12370), (2474, 8025), (2675, 7422), (3210, 6185), (3711, 5350)]