20196642818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{155783}}^1$

素因数の和:155950

約数の個数: 32

約数和(自身を含む): 33918538752

約数和(自身を除く): 13721895934

約数列:

[1, 2, 11, 22, 71, 83, 142, 166, 781, 913, 1562, 1826, 5893, 11786, 64823, 129646, 155783, 311566, 1713613, 3427226, 11060593, 12929989, 22121186, 25859978, 121666523, 142229879, 243333046, 284459758, 918029219, 1836058438, 10098321409, 20196642818]

約数ペア:

[(1, 20196642818), (2, 10098321409), (11, 1836058438), (22, 918029219), (71, 284459758), (83, 243333046), (142, 142229879), (166, 121666523), (781, 25859978), (913, 22121186), (1562, 12929989), (1826, 11060593), (5893, 3427226), (11786, 1713613), (64823, 311566), (129646, 155783)]