20096862615

素因数分解:

$3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{378793}}^1$

素因数の和:378941

約数の個数: 40

約数和(自身を含む): 36300586608

約数和(自身を除く): 16203723993

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 131, 135, 393, 405, 655, 1179, 1965, 3537, 5895, 10611, 17685, 53055, 378793, 1136379, 1893965, 3409137, 5681895, 10227411, 17045685, 30682233, 49621883, 51137055, 148865649, 153411165, 248109415, 446596947, 744328245, 1339790841, 2232984735, 4019372523, 6698954205, 20096862615]

約数ペア:

[(1, 20096862615), (3, 6698954205), (5, 4019372523), (9, 2232984735), (15, 1339790841), (27, 744328245), (45, 446596947), (81, 248109415), (131, 153411165), (135, 148865649), (393, 51137055), (405, 49621883), (655, 30682233), (1179, 17045685), (1965, 10227411), (3537, 5681895), (5895, 3409137), (10611, 1893965), (17685, 1136379), (53055, 378793)]