20035156687

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{23753}}^1$

素因数の和:23840

約数の個数: 48

約数和(自身を含む): 26707857408

約数和(自身を除く): 6672700721

約数列:

[1, 7, 13, 23, 31, 91, 161, 169, 217, 299, 403, 713, 1183, 2093, 2821, 3887, 4991, 5239, 9269, 23753, 27209, 36673, 64883, 120497, 166271, 308789, 546319, 736343, 843479, 2161523, 3824233, 4014257, 5154401, 7102147, 9572459, 16935889, 28099799, 49715029, 67007213, 92327911, 118551223, 124441967, 220166557, 646295377, 871093769, 1541165899, 2862165241, 20035156687]

約数ペア:

[(1, 20035156687), (7, 2862165241), (13, 1541165899), (23, 871093769), (31, 646295377), (91, 220166557), (161, 124441967), (169, 118551223), (217, 92327911), (299, 67007213), (403, 49715029), (713, 28099799), (1183, 16935889), (2093, 9572459), (2821, 7102147), (3887, 5154401), (4991, 4014257), (5239, 3824233), (9269, 2161523), (23753, 843479), (27209, 736343), (36673, 546319), (64883, 308789), (120497, 166271)]