20047041

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1453}}^1$

素因数の和:1542

約数の個数: 32

約数和(自身を含む): 34430720

約数和(自身を除く): 14383679

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 511, 657, 1453, 1533, 1971, 4359, 4599, 10171, 13077, 13797, 30513, 39231, 91539, 106069, 274617, 318207, 742483, 954621, 2227449, 2863863, 6682347, 20047041]

約数ペア:

[(1, 20047041), (3, 6682347), (7, 2863863), (9, 2227449), (21, 954621), (27, 742483), (63, 318207), (73, 274617), (189, 106069), (219, 91539), (511, 39231), (657, 30513), (1453, 13797), (1533, 13077), (1971, 10171), (4359, 4599)]