19819484

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{761}}^1$

素因数の和:1165

約数の個数: 24

約数和(自身を含む): 36868608

約数和(自身を除く): 17049124

約数列:

[1, 2, 4, 17, 34, 68, 383, 761, 766, 1522, 1532, 3044, 6511, 12937, 13022, 25874, 26044, 51748, 291463, 582926, 1165852, 4954871, 9909742, 19819484]

約数ペア:

[(1, 19819484), (2, 9909742), (4, 4954871), (17, 1165852), (34, 582926), (68, 291463), (383, 51748), (761, 26044), (766, 25874), (1522, 13022), (1532, 12937), (3044, 6511)]