19835554

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3407}}^1$

素因数の和:3521

約数の個数: 16

約数和(自身を含む): 30917376

約数和(自身を除く): 11081822

約数列:

[1, 2, 41, 71, 82, 142, 2911, 3407, 5822, 6814, 139687, 241897, 279374, 483794, 9917777, 19835554]

約数ペア:

[(1, 19835554), (2, 9917777), (41, 483794), (71, 279374), (82, 241897), (142, 139687), (2911, 6814), (3407, 5822)]