20714652287

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1\times {\mathrm{71647}}^1$

素因数の和:72158

約数の個数: 16

約数和(自身を含む): 23963676672

約数和(自身を除く): 3249024385

約数列:

[1, 7, 103, 401, 721, 2807, 41303, 71647, 289121, 501529, 7379641, 28730447, 51657487, 201113129, 2959236041, 20714652287]

約数ペア:

[(1, 20714652287), (7, 2959236041), (103, 201113129), (401, 51657487), (721, 28730447), (2807, 7379641), (41303, 501529), (71647, 289121)]