20123998028

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{4127153}}^1$

素因数の和:4127233

約数の個数: 24

約数和(自身を含む): 37441541088

約数和(自身を除く): 17317543060

約数列:

[1, 2, 4, 23, 46, 53, 92, 106, 212, 1219, 2438, 4876, 4127153, 8254306, 16508612, 94924519, 189849038, 218739109, 379698076, 437478218, 874956436, 5030999507, 10061999014, 20123998028]

約数ペア:

[(1, 20123998028), (2, 10061999014), (4, 5030999507), (23, 874956436), (46, 437478218), (53, 379698076), (92, 218739109), (106, 189849038), (212, 94924519), (1219, 16508612), (2438, 8254306), (4876, 4127153)]