123590288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{406547}}^1$

素因数の和:406574

約数の個数: 20

約数和(自身を含む): 252059760

約数和(自身を除く): 128469472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 406547, 813094, 1626188, 3252376, 6504752, 7724393, 15448786, 30897572, 61795144, 123590288]

約数ペア:

[(1, 123590288), (2, 61795144), (4, 30897572), (8, 15448786), (16, 7724393), (19, 6504752), (38, 3252376), (76, 1626188), (152, 813094), (304, 406547)]