19237966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{2087}}^1$

素因数の和:2519

約数の個数: 16

約数和(自身を含む): 31570560

約数和(自身を除く): 12332594

約数列:

[1, 2, 11, 22, 419, 838, 2087, 4174, 4609, 9218, 22957, 45914, 874453, 1748906, 9618983, 19237966]

約数ペア:

[(1, 19237966), (2, 9618983), (11, 1748906), (22, 874453), (419, 45914), (838, 22957), (2087, 9218), (4174, 4609)]