19827243

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 29405376

約数和(自身を除く): 9578133

約数列:

[1, 3, 9, 67, 131, 201, 251, 393, 603, 753, 1179, 2259, 8777, 16817, 26331, 32881, 50451, 78993, 98643, 151353, 295929, 2203027, 6609081, 19827243]

約数ペア:

[(1, 19827243), (3, 6609081), (9, 2203027), (67, 295929), (131, 151353), (201, 98643), (251, 78993), (393, 50451), (603, 32881), (753, 26331), (1179, 16817), (2259, 8777)]