15951868

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{11047}}^1$

素因数の和:11089

約数の個数: 18

約数和(自身を含む): 29465016

約数和(自身を除く): 13513148

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 11047, 22094, 44188, 209893, 419786, 839572, 3987967, 7975934, 15951868]

約数ペア:

[(1, 15951868), (2, 7975934), (4, 3987967), (19, 839572), (38, 419786), (76, 209893), (361, 44188), (722, 22094), (1444, 11047)]