20730243

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{631}}^1$

素因数の和:914

約数の個数: 16

約数和(自身を含む): 28394496

約数和(自身を除く): 7664253

約数列:

[1, 3, 47, 141, 233, 631, 699, 1893, 10951, 29657, 32853, 88971, 147023, 441069, 6910081, 20730243]

約数ペア:

[(1, 20730243), (3, 6910081), (47, 441069), (141, 147023), (233, 88971), (631, 32853), (699, 29657), (1893, 10951)]