19726406

素因数分解:

$2^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{2063}}^1$

素因数の和:2755

約数の個数: 16

約数和(自身を含む): 33882624

約数和(自身を除く): 14156218

約数列:

[1, 2, 7, 14, 683, 1366, 2063, 4126, 4781, 9562, 14441, 28882, 1409029, 2818058, 9863203, 19726406]

約数ペア:

[(1, 19726406), (2, 9863203), (7, 2818058), (14, 1409029), (683, 28882), (1366, 14441), (2063, 9562), (4126, 4781)]