19493488

素因数分解:

$2^4\times 7^1\times {\mathrm{174049}}^1$

素因数の和:174064

約数の個数: 20

約数和(自身を含む): 43164400

約数和(自身を除く): 23670912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 174049, 348098, 696196, 1218343, 1392392, 2436686, 2784784, 4873372, 9746744, 19493488]

約数ペア:

[(1, 19493488), (2, 9746744), (4, 4873372), (7, 2784784), (8, 2436686), (14, 1392392), (16, 1218343), (28, 696196), (56, 348098), (112, 174049)]