2020781623

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{18233}}^1$

素因数の和:18534

約数の個数: 16

約数和(自身を含む): 2352623616

約数和(自身を除く): 331841993

約数列:

[1, 7, 71, 223, 497, 1561, 15833, 18233, 110831, 127631, 1294543, 4065959, 9061801, 28461713, 288683089, 2020781623]

約数ペア:

[(1, 2020781623), (7, 288683089), (71, 28461713), (223, 9061801), (497, 4065959), (1561, 1294543), (15833, 127631), (18233, 110831)]