20403721756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{463720949}}^1$

素因数の和:463720964

約数の個数: 12

約数和(自身を含む): 38952559800

約数和(自身を除く): 18548838044

約数列:

[1, 2, 4, 11, 22, 44, 463720949, 927441898, 1854883796, 5100930439, 10201860878, 20403721756]

約数ペア:

[(1, 20403721756), (2, 10201860878), (4, 5100930439), (11, 1854883796), (22, 927441898), (44, 463720949)]