20281564802

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{467813}}^1$

素因数の和:468277

約数の個数: 16

約数和(自身を含む): 31072205880

約数和(自身を除く): 10790641078

約数列:

[1, 2, 53, 106, 409, 818, 21677, 43354, 467813, 935626, 24794089, 49588178, 191335517, 382671034, 10140782401, 20281564802]

約数ペア:

[(1, 20281564802), (2, 10140782401), (53, 382671034), (106, 191335517), (409, 49588178), (818, 24794089), (21677, 935626), (43354, 467813)]