17939131

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1187}}^1$

素因数の和:1338

約数の個数: 16

約数和(自身を含む): 21897216

約数和(自身を除く): 3958085

約数列:

[1, 7, 17, 119, 127, 889, 1187, 2159, 8309, 15113, 20179, 141253, 150749, 1055243, 2562733, 17939131]

約数ペア:

[(1, 17939131), (7, 2562733), (17, 1055243), (119, 150749), (127, 141253), (889, 20179), (1187, 15113), (2159, 8309)]