19490128

素因数分解:

$2^4\times 7^1\times {\mathrm{174019}}^1$

素因数の和:174034

約数の個数: 20

約数和(自身を含む): 43156960

約数和(自身を除く): 23666832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 174019, 348038, 696076, 1218133, 1392152, 2436266, 2784304, 4872532, 9745064, 19490128]

約数ペア:

[(1, 19490128), (2, 9745064), (4, 4872532), (7, 2784304), (8, 2436266), (14, 1392152), (16, 1218133), (28, 696076), (56, 348038), (112, 174019)]