19213766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67181}}^1$

素因数の和:67207

約数の個数: 16

約数和(自身を含む): 33859728

約数和(自身を除く): 14645962

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 67181, 134362, 738991, 873353, 1477982, 1746706, 9606883, 19213766]

約数ペア:

[(1, 19213766), (2, 9606883), (11, 1746706), (13, 1477982), (22, 873353), (26, 738991), (143, 134362), (286, 67181)]