489657864

素因数分解:

$2^3\times 3^1\times {\mathrm{20402411}}^1$

素因数の和:20402420

約数の個数: 16

約数和(自身を含む): 1224144720

約数和(自身を除く): 734486856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 20402411, 40804822, 61207233, 81609644, 122414466, 163219288, 244828932, 489657864]

約数ペア:

[(1, 489657864), (2, 244828932), (3, 163219288), (4, 122414466), (6, 81609644), (8, 61207233), (12, 40804822), (24, 20402411)]