20856648

素因数分解:

$2^3\times 3^1\times {\mathrm{383}}^1\times {\mathrm{2269}}^1$

素因数の和:2661

約数の個数: 32

約数和(自身を含む): 52300800

約数和(自身を除く): 31444152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 383, 766, 1149, 1532, 2269, 2298, 3064, 4538, 4596, 6807, 9076, 9192, 13614, 18152, 27228, 54456, 869027, 1738054, 2607081, 3476108, 5214162, 6952216, 10428324, 20856648]

約数ペア:

[(1, 20856648), (2, 10428324), (3, 6952216), (4, 5214162), (6, 3476108), (8, 2607081), (12, 1738054), (24, 869027), (383, 54456), (766, 27228), (1149, 18152), (1532, 13614), (2269, 9192), (2298, 9076), (3064, 6807), (4538, 4596)]