19419686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67901}}^1$

素因数の和:67927

約数の個数: 16

約数和(自身を含む): 34222608

約数和(自身を除く): 14802922

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 67901, 135802, 746911, 882713, 1493822, 1765426, 9709843, 19419686]

約数ペア:

[(1, 19419686), (2, 9709843), (11, 1765426), (13, 1493822), (22, 882713), (26, 746911), (143, 135802), (286, 67901)]