18814712

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17683}}^1$

素因数の和:17715

約数の個数: 32

約数和(自身を含む): 42441600

約数和(自身を除く): 23626888

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 17683, 35366, 70732, 123781, 141464, 247562, 335977, 495124, 671954, 990248, 1343908, 2351839, 2687816, 4703678, 9407356, 18814712]

約数ペア:

[(1, 18814712), (2, 9407356), (4, 4703678), (7, 2687816), (8, 2351839), (14, 1343908), (19, 990248), (28, 671954), (38, 495124), (56, 335977), (76, 247562), (133, 141464), (152, 123781), (266, 70732), (532, 35366), (1064, 17683)]