19971756091

素因数分解:

$7^2\times {\mathrm{419}}^1\times {\mathrm{467}}^1\times {\mathrm{2083}}^1$

素因数の和:2983

約数の個数: 24

約数和(自身を含む): 23348969280

約数和(自身を除く): 3377213189

約数列:

[1, 7, 49, 419, 467, 2083, 2933, 3269, 14581, 20531, 22883, 102067, 195673, 872777, 972761, 1369711, 6109439, 6809327, 9587977, 42766073, 47665289, 407586859, 2853108013, 19971756091]

約数ペア:

[(1, 19971756091), (7, 2853108013), (49, 407586859), (419, 47665289), (467, 42766073), (2083, 9587977), (2933, 6809327), (3269, 6109439), (14581, 1369711), (20531, 972761), (22883, 872777), (102067, 195673)]