19416826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67891}}^1$

素因数の和:67917

約数の個数: 16

約数和(自身を含む): 34217568

約数和(自身を除く): 14800742

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 67891, 135782, 746801, 882583, 1493602, 1765166, 9708413, 19416826]

約数ペア:

[(1, 19416826), (2, 9708413), (11, 1765166), (13, 1493602), (22, 882583), (26, 746801), (143, 135782), (286, 67891)]