19001375

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{2141}}^1$

素因数の和:2227

約数の個数: 16

約数和(自身を含む): 24058944

約数和(自身を除く): 5057569

約数列:

[1, 5, 25, 71, 125, 355, 1775, 2141, 8875, 10705, 53525, 152011, 267625, 760055, 3800275, 19001375]

約数ペア:

[(1, 19001375), (5, 3800275), (25, 760055), (71, 267625), (125, 152011), (355, 53525), (1775, 10705), (2141, 8875)]