18914519

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1049}}^1$

素因数の和:1154

約数の個数: 16

約数和(自身を含む): 21756000

約数和(自身を除く): 2841481

約数列:

[1, 13, 19, 73, 247, 949, 1049, 1387, 13637, 18031, 19931, 76577, 259103, 995501, 1454963, 18914519]

約数ペア:

[(1, 18914519), (13, 1454963), (19, 995501), (73, 259103), (247, 76577), (949, 19931), (1049, 18031), (1387, 13637)]