18848908

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{27883}}^1$

素因数の和:27913

約数の個数: 18

約数和(自身を含む): 35719404

約数和(自身を除く): 16870496

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 27883, 55766, 111532, 362479, 724958, 1449916, 4712227, 9424454, 18848908]

約数ペア:

[(1, 18848908), (2, 9424454), (4, 4712227), (13, 1449916), (26, 724958), (52, 362479), (169, 111532), (338, 55766), (676, 27883)]