19020023

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:466

約数の個数: 16

約数和(自身を含む): 21464352

約数和(自身を除く): 2444329

約数列:

[1, 11, 41, 181, 233, 451, 1991, 2563, 7421, 9553, 42173, 81631, 105083, 463903, 1729093, 19020023]

約数ペア:

[(1, 19020023), (11, 1729093), (41, 463903), (181, 105083), (233, 81631), (451, 42173), (1991, 9553), (2563, 7421)]