128470856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{845203}}^1$

素因数の和:845228

約数の個数: 16

約数和(自身を含む): 253561200

約数和(自身を除く): 125090344

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 845203, 1690406, 3380812, 6761624, 16058857, 32117714, 64235428, 128470856]

約数ペア:

[(1, 128470856), (2, 64235428), (4, 32117714), (8, 16058857), (19, 6761624), (38, 3380812), (76, 1690406), (152, 845203)]