19664098

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{571}}^1$

素因数の和:897

約数の個数: 16

約数和(自身を含む): 30105504

約数和(自身を除く): 10441406

約数列:

[1, 2, 67, 134, 257, 514, 571, 1142, 17219, 34438, 38257, 76514, 146747, 293494, 9832049, 19664098]

約数ペア:

[(1, 19664098), (2, 9832049), (67, 293494), (134, 146747), (257, 76514), (514, 38257), (571, 34438), (1142, 17219)]