18997304

素因数分解:

$2^3\times {\mathrm{503}}^1\times {\mathrm{4721}}^1$

素因数の和:5230

約数の個数: 16

約数和(自身を含む): 35698320

約数和(自身を除く): 16701016

約数列:

[1, 2, 4, 8, 503, 1006, 2012, 4024, 4721, 9442, 18884, 37768, 2374663, 4749326, 9498652, 18997304]

約数ペア:

[(1, 18997304), (2, 9498652), (4, 4749326), (8, 2374663), (503, 37768), (1006, 18884), (2012, 9442), (4024, 4721)]