20171074678

素因数分解:

$2^1\times {\mathrm{239}}^1\times {\mathrm{661}}^1\times {\mathrm{63841}}^1$

素因数の和:64743

約数の個数: 16

約数和(自身を含む): 30429650880

約数和(自身を除く): 10258576202

約数列:

[1, 2, 239, 478, 661, 1322, 63841, 127682, 157979, 315958, 15257999, 30515998, 42198901, 84397802, 10085537339, 20171074678]

約数ペア:

[(1, 20171074678), (2, 10085537339), (239, 84397802), (478, 42198901), (661, 30515998), (1322, 15257999), (63841, 315958), (127682, 157979)]