19528049667

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{757}}^1\times {\mathrm{42359}}^1$

素因数の和:43155

約数の個数: 32

約数和(自身を含む): 30824524800

約数和(自身を除く): 11296475133

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 757, 2271, 5299, 15897, 21953, 42359, 65859, 127077, 153671, 296513, 461013, 889539, 1228411, 3685233, 8598877, 25796631, 32065763, 96197289, 224460341, 673381023, 929907127, 2789721381, 6509349889, 19528049667]

約数ペア:

[(1, 19528049667), (3, 6509349889), (7, 2789721381), (21, 929907127), (29, 673381023), (87, 224460341), (203, 96197289), (609, 32065763), (757, 25796631), (2271, 8598877), (5299, 3685233), (15897, 1228411), (21953, 889539), (42359, 461013), (65859, 296513), (127077, 153671)]