20161842817

素因数分解:

${\mathrm{157}}^1\times {\mathrm{251}}^1\times {\mathrm{511631}}^1$

素因数の和:512039

約数の個数: 8

約数和(自身を含む): 20371139712

約数和(自身を除く): 209296895

約数列:

[1, 157, 251, 39407, 511631, 80326067, 128419381, 20161842817]

約数ペア:

[(1, 20161842817), (157, 128419381), (251, 80326067), (39407, 511631)]