20790787578

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{82013}}^1$

素因数の和:82219

約数の個数: 64

約数和(自身を含む): 47617984512

約数和(自身を除く): 26827196934

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 167, 253, 334, 501, 506, 759, 1002, 1518, 1837, 3674, 3841, 5511, 7682, 11022, 11523, 23046, 42251, 82013, 84502, 126753, 164026, 246039, 253506, 492078, 902143, 1804286, 1886299, 2706429, 3772598, 5412858, 5658897, 11317794, 13696171, 20749289, 27392342, 41088513, 41498578, 62247867, 82177026, 124495734, 150657881, 301315762, 315011933, 451973643, 630023866, 903947286, 945035799, 1890071598, 3465131263, 6930262526, 10395393789, 20790787578]

約数ペア:

[(1, 20790787578), (2, 10395393789), (3, 6930262526), (6, 3465131263), (11, 1890071598), (22, 945035799), (23, 903947286), (33, 630023866), (46, 451973643), (66, 315011933), (69, 301315762), (138, 150657881), (167, 124495734), (253, 82177026), (334, 62247867), (501, 41498578), (506, 41088513), (759, 27392342), (1002, 20749289), (1518, 13696171), (1837, 11317794), (3674, 5658897), (3841, 5412858), (5511, 3772598), (7682, 2706429), (11022, 1886299), (11523, 1804286), (23046, 902143), (42251, 492078), (82013, 253506), (84502, 246039), (126753, 164026)]