19934519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1103}}^1$

素因数の和:1198

約数の個数: 16

約数和(自身を含む): 22892544

約数和(自身を除く): 2958025

約数列:

[1, 11, 31, 53, 341, 583, 1103, 1643, 12133, 18073, 34193, 58459, 376123, 643049, 1812229, 19934519]

約数ペア:

[(1, 19934519), (11, 1812229), (31, 643049), (53, 376123), (341, 58459), (583, 34193), (1103, 18073), (1643, 12133)]