20172888903

素因数分解:

$3^1\times {\mathrm{631}}^1\times {\mathrm{1993}}^1\times {\mathrm{5347}}^1$

素因数の和:7974

約数の個数: 16

約数和(自身を含む): 26958369536

約数和(自身を除く): 6785480633

約数列:

[1, 3, 631, 1893, 1993, 5347, 5979, 16041, 1257583, 3373957, 3772749, 10121871, 10656571, 31969713, 6724296301, 20172888903]

約数ペア:

[(1, 20172888903), (3, 6724296301), (631, 31969713), (1893, 10656571), (1993, 10121871), (5347, 3772749), (5979, 3373957), (16041, 1257583)]