18866393

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1373}}^1$

素因数の和:1544

約数の個数: 16

約数和(自身を含む): 23390976

約数和(自身を除く): 4524583

約数列:

[1, 7, 13, 91, 151, 1057, 1373, 1963, 9611, 13741, 17849, 124943, 207323, 1451261, 2695199, 18866393]

約数ペア:

[(1, 18866393), (7, 2695199), (13, 1451261), (91, 207323), (151, 124943), (1057, 17849), (1373, 13741), (1963, 9611)]