19704092

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{643}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 35486976

約数和(自身を除く): 15782884

約数列:

[1, 2, 4, 47, 94, 163, 188, 326, 643, 652, 1286, 2572, 7661, 15322, 30221, 30644, 60442, 104809, 120884, 209618, 419236, 4926023, 9852046, 19704092]

約数ペア:

[(1, 19704092), (2, 9852046), (4, 4926023), (47, 419236), (94, 209618), (163, 120884), (188, 104809), (326, 60442), (643, 30644), (652, 30221), (1286, 15322), (2572, 7661)]