19650970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{85439}}^1$

素因数の和:85469

約数の個数: 16

約数和(自身を含む): 36910080

約数和(自身を除く): 17259110

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 85439, 170878, 427195, 854390, 1965097, 3930194, 9825485, 19650970]

約数ペア:

[(1, 19650970), (2, 9825485), (5, 3930194), (10, 1965097), (23, 854390), (46, 427195), (115, 170878), (230, 85439)]