20294853

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{631}}^1$

素因数の和:856

約数の個数: 16

約数和(自身を含む): 27666432

約数和(自身を除く): 7371579

約数列:

[1, 3, 71, 151, 213, 453, 631, 1893, 10721, 32163, 44801, 95281, 134403, 285843, 6764951, 20294853]

約数ペア:

[(1, 20294853), (3, 6764951), (71, 285843), (151, 134403), (213, 95281), (453, 44801), (631, 32163), (1893, 10721)]