19560926

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1789}}^1$

素因数の和:1880

約数の個数: 32

約数和(自身を含む): 37117440

約数和(自身を除く): 17556514

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 142, 154, 497, 781, 994, 1562, 1789, 3578, 5467, 10934, 12523, 19679, 25046, 39358, 127019, 137753, 254038, 275506, 889133, 1397209, 1778266, 2794418, 9780463, 19560926]

約数ペア:

[(1, 19560926), (2, 9780463), (7, 2794418), (11, 1778266), (14, 1397209), (22, 889133), (71, 275506), (77, 254038), (142, 137753), (154, 127019), (497, 39358), (781, 25046), (994, 19679), (1562, 12523), (1789, 10934), (3578, 5467)]