19121294

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^2$

素因数の和:268

約数の個数: 24

約数和(自身を含む): 31146768

約数和(自身を除く): 12025474

約数列:

[1, 2, 17, 34, 71, 89, 142, 178, 1207, 1513, 2414, 3026, 6319, 7921, 12638, 15842, 107423, 134657, 214846, 269314, 562391, 1124782, 9560647, 19121294]

約数ペア:

[(1, 19121294), (2, 9560647), (17, 1124782), (34, 562391), (71, 269314), (89, 214846), (142, 134657), (178, 107423), (1207, 15842), (1513, 12638), (2414, 7921), (3026, 6319)]