19967046

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4261}}^1$

素因数の和:4348

約数の個数: 32

約数和(自身を含む): 44188416

約数和(自身を除く): 24221370

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4261, 4686, 8522, 12783, 25566, 46871, 93742, 140613, 281226, 302531, 605062, 907593, 1815186, 3327841, 6655682, 9983523, 19967046]

約数ペア:

[(1, 19967046), (2, 9983523), (3, 6655682), (6, 3327841), (11, 1815186), (22, 907593), (33, 605062), (66, 302531), (71, 281226), (142, 140613), (213, 93742), (426, 46871), (781, 25566), (1562, 12783), (2343, 8522), (4261, 4686)]