19780434

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{11329}}^1$

素因数の和:11434

約数の個数: 24

約数和(自身を含む): 43303260

約数和(自身を除く): 23522826

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 873, 1746, 11329, 22658, 33987, 67974, 101961, 203922, 1098913, 2197826, 3296739, 6593478, 9890217, 19780434]

約数ペア:

[(1, 19780434), (2, 9890217), (3, 6593478), (6, 3296739), (9, 2197826), (18, 1098913), (97, 203922), (194, 101961), (291, 67974), (582, 33987), (873, 22658), (1746, 11329)]