20137887

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29059}}^1$

素因数の和:29083

約数の個数: 24

約数和(自身を含む): 36266880

約数和(自身を除く): 16128993

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 29059, 87177, 203413, 261531, 319649, 610239, 958947, 1830717, 2237543, 2876841, 6712629, 20137887]

約数ペア:

[(1, 20137887), (3, 6712629), (7, 2876841), (9, 2237543), (11, 1830717), (21, 958947), (33, 610239), (63, 319649), (77, 261531), (99, 203413), (231, 87177), (693, 29059)]