1894305205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{2953}}^1$

素因数の和:3181

約数の個数: 32

約数和(自身を含む): 2501210880

約数和(自身を除く): 606905675

約数列:

[1, 5, 13, 65, 71, 139, 355, 695, 923, 1807, 2953, 4615, 9035, 9869, 14765, 38389, 49345, 128297, 191945, 209663, 410467, 641485, 1048315, 2052335, 2725619, 5336071, 13628095, 26680355, 29143157, 145715785, 378861041, 1894305205]

約数ペア:

[(1, 1894305205), (5, 378861041), (13, 145715785), (65, 29143157), (71, 26680355), (139, 13628095), (355, 5336071), (695, 2725619), (923, 2052335), (1807, 1048315), (2953, 641485), (4615, 410467), (9035, 209663), (9869, 191945), (14765, 128297), (38389, 49345)]