20106845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 28200960

約数和(自身を除く): 8094115

約数列:

[1, 5, 11, 19, 55, 71, 95, 209, 271, 355, 781, 1045, 1349, 1355, 2981, 3905, 5149, 6745, 14839, 14905, 19241, 25745, 56639, 74195, 96205, 211651, 283195, 365579, 1058255, 1827895, 4021369, 20106845]

約数ペア:

[(1, 20106845), (5, 4021369), (11, 1827895), (19, 1058255), (55, 365579), (71, 283195), (95, 211651), (209, 96205), (271, 74195), (355, 56639), (781, 25745), (1045, 19241), (1349, 14905), (1355, 14839), (2981, 6745), (3905, 5149)]