18468356

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1019}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 33929280

約数和(自身を除く): 15460924

約数列:

[1, 2, 4, 23, 46, 92, 197, 394, 788, 1019, 2038, 4076, 4531, 9062, 18124, 23437, 46874, 93748, 200743, 401486, 802972, 4617089, 9234178, 18468356]

約数ペア:

[(1, 18468356), (2, 9234178), (4, 4617089), (23, 802972), (46, 401486), (92, 200743), (197, 93748), (394, 46874), (788, 23437), (1019, 18124), (2038, 9062), (4076, 4531)]