18992077

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4523}}^1$

素因数の和:4572

約数の個数: 16

約数和(自身を含む): 22800960

約数和(自身を除く): 3808883

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 4523, 58799, 76891, 85937, 999583, 1117181, 1460929, 18992077]

約数ペア:

[(1, 18992077), (13, 1460929), (17, 1117181), (19, 999583), (221, 85937), (247, 76891), (323, 58799), (4199, 4523)]