20171851918

素因数分解:

$2^1\times {\mathrm{557}}^1\times {\mathrm{947}}^1\times {\mathrm{19121}}^1$

素因数の和:20627

約数の個数: 16

約数和(自身を含む): 30345696144

約数和(自身を除く): 10173844226

約数列:

[1, 2, 557, 947, 1114, 1894, 19121, 38242, 527479, 1054958, 10650397, 18107587, 21300794, 36215174, 10085925959, 20171851918]

約数ペア:

[(1, 20171851918), (2, 10085925959), (557, 36215174), (947, 21300794), (1114, 18107587), (1894, 10650397), (19121, 1054958), (38242, 527479)]