19019125

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{2143}}^1$

素因数の和:2229

約数の個数: 16

約数和(自身を含む): 24081408

約数和(自身を除く): 5062283

約数列:

[1, 5, 25, 71, 125, 355, 1775, 2143, 8875, 10715, 53575, 152153, 267875, 760765, 3803825, 19019125]

約数ペア:

[(1, 19019125), (5, 3803825), (25, 760765), (71, 267875), (125, 152153), (355, 53575), (1775, 10715), (2143, 8875)]