18917186

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{701}}^1$

素因数の和:937

約数の個数: 16

約数和(自身を含む): 28911168

約数和(自身を除く): 9993982

約数列:

[1, 2, 103, 131, 206, 262, 701, 1402, 13493, 26986, 72203, 91831, 144406, 183662, 9458593, 18917186]

約数ペア:

[(1, 18917186), (2, 9458593), (103, 183662), (131, 144406), (206, 91831), (262, 72203), (701, 26986), (1402, 13493)]