20193186

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258887}}^1$

素因数の和:258905

約数の個数: 16

約数和(自身を含む): 43493184

約数和(自身を除く): 23299998

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258887, 517774, 776661, 1553322, 3365531, 6731062, 10096593, 20193186]

約数ペア:

[(1, 20193186), (2, 10096593), (3, 6731062), (6, 3365531), (13, 1553322), (26, 776661), (39, 517774), (78, 258887)]