19875993

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{743}}^1$

素因数の和:1024

約数の個数: 16

約数和(自身を含む): 27367296

約数和(自身を除く): 7491303

約数列:

[1, 3, 37, 111, 241, 723, 743, 2229, 8917, 26751, 27491, 82473, 179063, 537189, 6625331, 19875993]

約数ペア:

[(1, 19875993), (3, 6625331), (37, 537189), (111, 179063), (241, 82473), (723, 27491), (743, 26751), (2229, 8917)]