20384877315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{972793}}^1$

素因数の和:972939

約数の個数: 32

約数和(自身を含む): 35861078016

約数和(自身を除く): 15476200701

約数列:

[1, 3, 5, 11, 15, 33, 55, 127, 165, 381, 635, 1397, 1905, 4191, 6985, 20955, 972793, 2918379, 4863965, 10700723, 14591895, 32102169, 53503615, 123544711, 160510845, 370634133, 617723555, 1358991821, 1853170665, 4076975463, 6794959105, 20384877315]

約数ペア:

[(1, 20384877315), (3, 6794959105), (5, 4076975463), (11, 1853170665), (15, 1358991821), (33, 617723555), (55, 370634133), (127, 160510845), (165, 123544711), (381, 53503615), (635, 32102169), (1397, 14591895), (1905, 10700723), (4191, 4863965), (6985, 2918379), (20955, 972793)]