20123242

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{1223}}^1$

素因数の和:1677

約数の個数: 16

約数和(自身を含む): 31872960

約数和(自身を除く): 11749718

約数列:

[1, 2, 19, 38, 433, 866, 1223, 2446, 8227, 16454, 23237, 46474, 529559, 1059118, 10061621, 20123242]

約数ペア:

[(1, 20123242), (2, 10061621), (19, 1059118), (38, 529559), (433, 46474), (866, 23237), (1223, 16454), (2446, 8227)]