18695347

素因数分解:

${\mathrm{11}}^2\times {\mathrm{367}}^1\times {\mathrm{421}}^1$

素因数の和:810

約数の個数: 12

約数和(自身を含む): 20654368

約数和(自身を除く): 1959021

約数列:

[1, 11, 121, 367, 421, 4037, 4631, 44407, 50941, 154507, 1699577, 18695347]

約数ペア:

[(1, 18695347), (11, 1699577), (121, 154507), (367, 50941), (421, 44407), (4037, 4631)]