19278493

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1051}}^1$

素因数の和:1164

約数の個数: 16

約数和(自身を含む): 22268736

約数和(自身を除く): 2990243

約数列:

[1, 13, 17, 83, 221, 1051, 1079, 1411, 13663, 17867, 18343, 87233, 232271, 1134029, 1482961, 19278493]

約数ペア:

[(1, 19278493), (13, 1482961), (17, 1134029), (83, 232271), (221, 87233), (1051, 18343), (1079, 17867), (1411, 13663)]