20595687

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1919

約数の個数: 32

約数和(自身を含む): 34320384

約数和(自身を除く): 13724697

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 527, 651, 1581, 1861, 3689, 5583, 11067, 13027, 31637, 39081, 57691, 94911, 173073, 221459, 403837, 664377, 980747, 1211511, 2942241, 6865229, 20595687]

約数ペア:

[(1, 20595687), (3, 6865229), (7, 2942241), (17, 1211511), (21, 980747), (31, 664377), (51, 403837), (93, 221459), (119, 173073), (217, 94911), (357, 57691), (527, 39081), (651, 31637), (1581, 13027), (1861, 11067), (3689, 5583)]