19107875

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{2153}}^1$

素因数の和:2239

約数の個数: 16

約数和(自身を含む): 24193728

約数和(自身を除く): 5085853

約数列:

[1, 5, 25, 71, 125, 355, 1775, 2153, 8875, 10765, 53825, 152863, 269125, 764315, 3821575, 19107875]

約数ペア:

[(1, 19107875), (5, 3821575), (25, 764315), (71, 269125), (125, 152863), (355, 53825), (1775, 10765), (2153, 8875)]