18838080001

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{6556937}}^1$

素因数の和:6556980

約数の個数: 12

約数和(自身を含む): 21598553772

約数和(自身を除く): 2760473771

約数列:

[1, 13, 17, 169, 221, 2873, 6556937, 85240181, 111467929, 1108122353, 1449083077, 18838080001]

約数ペア:

[(1, 18838080001), (13, 1449083077), (17, 1108122353), (169, 111467929), (221, 85240181), (2873, 6556937)]