19748812

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2213}}^1$

素因数の和:2337

約数の個数: 24

約数和(自身を含む): 36451296

約数和(自身を除く): 16702484

約数列:

[1, 2, 4, 23, 46, 92, 97, 194, 388, 2213, 2231, 4426, 4462, 8852, 8924, 50899, 101798, 203596, 214661, 429322, 858644, 4937203, 9874406, 19748812]

約数ペア:

[(1, 19748812), (2, 9874406), (4, 4937203), (23, 858644), (46, 429322), (92, 214661), (97, 203596), (194, 101798), (388, 50899), (2213, 8924), (2231, 8852), (4426, 4462)]