20191223

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{433}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 23186016

約数和(自身を除く): 2994793

約数列:

[1, 13, 17, 211, 221, 433, 2743, 3587, 5629, 7361, 46631, 91363, 95693, 1187719, 1553171, 20191223]

約数ペア:

[(1, 20191223), (13, 1553171), (17, 1187719), (211, 95693), (221, 91363), (433, 46631), (2743, 7361), (3587, 5629)]