20173729671

素因数分解:

$3^4\times {\mathrm{1279}}^1\times {\mathrm{194729}}^1$

素因数の和:196020

約数の個数: 20

約数和(自身を含む): 30159782400

約数和(自身を除く): 9986052729

約数列:

[1, 3, 9, 27, 81, 1279, 3837, 11511, 34533, 103599, 194729, 584187, 1752561, 5257683, 15773049, 249058391, 747175173, 2241525519, 6724576557, 20173729671]

約数ペア:

[(1, 20173729671), (3, 6724576557), (9, 2241525519), (27, 747175173), (81, 249058391), (1279, 15773049), (3837, 5257683), (11511, 1752561), (34533, 584187), (103599, 194729)]