20936877

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1373}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 33239808

約数和(自身を除く): 12302931

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 1373, 4119, 5083, 15249, 17849, 23341, 31579, 53547, 70023, 94737, 303433, 410527, 536843, 910299, 1231581, 1610529, 6978959, 20936877]

約数ペア:

[(1, 20936877), (3, 6978959), (13, 1610529), (17, 1231581), (23, 910299), (39, 536843), (51, 410527), (69, 303433), (221, 94737), (299, 70023), (391, 53547), (663, 31579), (897, 23341), (1173, 17849), (1373, 15249), (4119, 5083)]