19989088

素因数分解:

$2^5\times 7^1\times {\mathrm{89237}}^1$

素因数の和:89254

約数の個数: 24

約数和(自身を含む): 44975952

約数和(自身を除く): 24986864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 89237, 178474, 356948, 624659, 713896, 1249318, 1427792, 2498636, 2855584, 4997272, 9994544, 19989088]

約数ペア:

[(1, 19989088), (2, 9994544), (4, 4997272), (7, 2855584), (8, 2498636), (14, 1427792), (16, 1249318), (28, 713896), (32, 624659), (56, 356948), (112, 178474), (224, 89237)]