19180048

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{9439}}^1$

素因数の和:9574

約数の個数: 20

約数和(自身を含む): 37457920

約数和(自身を除く): 18277872

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 9439, 18878, 37756, 75512, 151024, 1198753, 2397506, 4795012, 9590024, 19180048]

約数ペア:

[(1, 19180048), (2, 9590024), (4, 4795012), (8, 2397506), (16, 1198753), (127, 151024), (254, 75512), (508, 37756), (1016, 18878), (2032, 9439)]