20686022

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{4093}}^1$

素因数の和:4140

約数の個数: 24

約数和(自身を含む): 37435536

約数和(自身を除く): 16749514

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 4093, 5054, 8186, 28651, 57302, 77767, 155534, 544369, 1088738, 1477573, 2955146, 10343011, 20686022]

約数ペア:

[(1, 20686022), (2, 10343011), (7, 2955146), (14, 1477573), (19, 1088738), (38, 544369), (133, 155534), (266, 77767), (361, 57302), (722, 28651), (2527, 8186), (4093, 5054)]