20196571779

素因数分解:

$3^3\times {\mathrm{11173}}^1\times {\mathrm{66949}}^1$

素因数の和:78131

約数の個数: 16

約数和(自身を含む): 29923972000

約数和(自身を除く): 9727400221

約数列:

[1, 3, 9, 27, 11173, 33519, 66949, 100557, 200847, 301671, 602541, 1807623, 748021177, 2244063531, 6732190593, 20196571779]

約数ペア:

[(1, 20196571779), (3, 6732190593), (9, 2244063531), (27, 748021177), (11173, 1807623), (33519, 602541), (66949, 301671), (100557, 200847)]