20107227

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{9871}}^1$

素因数の和:9978

約数の個数: 16

約数和(自身を含む): 30958592

約数和(自身を除く): 10851365

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 9871, 29613, 69097, 207291, 957487, 2872461, 6702409, 20107227]

約数ペア:

[(1, 20107227), (3, 6702409), (7, 2872461), (21, 957487), (97, 207291), (291, 69097), (679, 29613), (2037, 9871)]