15989252

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 28728000

約数和(自身を除く): 12738748

約数列:

[1, 2, 4, 53, 106, 199, 212, 379, 398, 758, 796, 1516, 10547, 20087, 21094, 40174, 42188, 75421, 80348, 150842, 301684, 3997313, 7994626, 15989252]

約数ペア:

[(1, 15989252), (2, 7994626), (4, 3997313), (53, 301684), (106, 150842), (199, 80348), (212, 75421), (379, 42188), (398, 40174), (758, 21094), (796, 20087), (1516, 10547)]