639442824

素因数分解:

$2^3\times 3^1\times {\mathrm{26643451}}^1$

素因数の和:26643460

約数の個数: 16

約数和(自身を含む): 1598607120

約数和(自身を除く): 959164296

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 26643451, 53286902, 79930353, 106573804, 159860706, 213147608, 319721412, 639442824]

約数ペア:

[(1, 639442824), (2, 319721412), (3, 213147608), (4, 159860706), (6, 106573804), (8, 79930353), (12, 53286902), (24, 26643451)]