19399004

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{37021}}^1$

素因数の和:37156

約数の個数: 12

約数和(自身を含む): 34208328

約数和(自身を除く): 14809324

約数列:

[1, 2, 4, 131, 262, 524, 37021, 74042, 148084, 4849751, 9699502, 19399004]

約数ペア:

[(1, 19399004), (2, 9699502), (4, 4849751), (131, 148084), (262, 74042), (524, 37021)]