20569115

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30931}}^1$

素因数の和:30962

約数の個数: 16

約数和(自身を含む): 29694720

約数和(自身を除く): 9125605

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 30931, 154655, 216517, 587689, 1082585, 2938445, 4113823, 20569115]

約数ペア:

[(1, 20569115), (5, 4113823), (7, 2938445), (19, 1082585), (35, 587689), (95, 216517), (133, 154655), (665, 30931)]