201620878838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1\times {\mathrm{158909}}^1$

素因数の和:159296

約数の個数: 32

約数和(自身を含む): 321849957600

約数和(自身を除く): 120229078762

約数列:

[1, 2, 19, 38, 173, 193, 346, 386, 3287, 3667, 6574, 7334, 33389, 66778, 158909, 317818, 634391, 1268782, 3019271, 6038542, 27491257, 30669437, 54982514, 61338874, 522333883, 582719303, 1044667766, 1165438606, 5305812601, 10611625202, 100810439419, 201620878838]

約数ペア:

[(1, 201620878838), (2, 100810439419), (19, 10611625202), (38, 5305812601), (173, 1165438606), (193, 1044667766), (346, 582719303), (386, 522333883), (3287, 61338874), (3667, 54982514), (6574, 30669437), (7334, 27491257), (33389, 6038542), (66778, 3019271), (158909, 1268782), (317818, 634391)]