20041329

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{859}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 33684480

約数和(自身を除く): 13643151

約数列:

[1, 3, 7, 11, 21, 33, 77, 101, 231, 303, 707, 859, 1111, 2121, 2577, 3333, 6013, 7777, 9449, 18039, 23331, 28347, 66143, 86759, 198429, 260277, 607313, 954349, 1821939, 2863047, 6680443, 20041329]

約数ペア:

[(1, 20041329), (3, 6680443), (7, 2863047), (11, 1821939), (21, 954349), (33, 607313), (77, 260277), (101, 198429), (231, 86759), (303, 66143), (707, 28347), (859, 23331), (1111, 18039), (2121, 9449), (2577, 7777), (3333, 6013)]