19391368

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{78191}}^1$

素因数の和:78228

約数の個数: 16

約数和(自身を含む): 37532160

約数和(自身を除く): 18140792

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 78191, 156382, 312764, 625528, 2423921, 4847842, 9695684, 19391368]

約数ペア:

[(1, 19391368), (2, 9695684), (4, 4847842), (8, 2423921), (31, 625528), (62, 312764), (124, 156382), (248, 78191)]