20245197

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7591}}^1$

素因数の和:7728

約数の個数: 16

約数和(自身を含む): 31096832

約数和(自身を除く): 10851635

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 7591, 22773, 53137, 159411, 964057, 2892171, 6748399, 20245197]

約数ペア:

[(1, 20245197), (3, 6748399), (7, 2892171), (21, 964057), (127, 159411), (381, 53137), (889, 22773), (2667, 7591)]