20176588917

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{330217}}^1$

素因数の和:330330

約数の個数: 32

約数和(自身を含む): 31278248960

約数和(自身を除く): 11101660043

約数列:

[1, 3, 9, 27, 31, 73, 93, 219, 279, 657, 837, 1971, 2263, 6789, 20367, 61101, 330217, 990651, 2971953, 8915859, 10236727, 24105841, 30710181, 72317523, 92130543, 216952569, 276391629, 650857707, 747281071, 2241843213, 6725529639, 20176588917]

約数ペア:

[(1, 20176588917), (3, 6725529639), (9, 2241843213), (27, 747281071), (31, 650857707), (73, 276391629), (93, 216952569), (219, 92130543), (279, 72317523), (657, 30710181), (837, 24105841), (1971, 10236727), (2263, 8915859), (6789, 2971953), (20367, 990651), (61101, 330217)]