19866404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{631}}^1$

素因数の和:1115

約数の個数: 24

約数和(自身を含む): 36949248

約数和(自身を除く): 17082844

約数列:

[1, 2, 4, 17, 34, 68, 463, 631, 926, 1262, 1852, 2524, 7871, 10727, 15742, 21454, 31484, 42908, 292153, 584306, 1168612, 4966601, 9933202, 19866404]

約数ペア:

[(1, 19866404), (2, 9933202), (4, 4966601), (17, 1168612), (34, 584306), (68, 292153), (463, 42908), (631, 31484), (926, 21454), (1262, 15742), (1852, 10727), (2524, 7871)]