19980387266

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1709}}^1\times {\mathrm{49123}}^1$

素因数の和:50858

約数の個数: 32

約数和(自身を含む): 36288881280

約数和(自身を除く): 16308494014

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 1709, 3418, 11963, 23926, 29053, 49123, 58106, 98246, 203371, 343861, 406742, 687722, 835091, 1670182, 5845637, 11691274, 83951207, 167902414, 587658449, 1175316898, 1427170519, 2854341038, 9990193633, 19980387266]

約数ペア:

[(1, 19980387266), (2, 9990193633), (7, 2854341038), (14, 1427170519), (17, 1175316898), (34, 587658449), (119, 167902414), (238, 83951207), (1709, 11691274), (3418, 5845637), (11963, 1670182), (23926, 835091), (29053, 687722), (49123, 406742), (58106, 343861), (98246, 203371)]