18936704

素因数分解:

$2^7\times {\mathrm{337}}^1\times {\mathrm{439}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 37923600

約数和(自身を除く): 18986896

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 337, 439, 674, 878, 1348, 1756, 2696, 3512, 5392, 7024, 10784, 14048, 21568, 28096, 43136, 56192, 147943, 295886, 591772, 1183544, 2367088, 4734176, 9468352, 18936704]

約数ペア:

[(1, 18936704), (2, 9468352), (4, 4734176), (8, 2367088), (16, 1183544), (32, 591772), (64, 295886), (128, 147943), (337, 56192), (439, 43136), (674, 28096), (878, 21568), (1348, 14048), (1756, 10784), (2696, 7024), (3512, 5392)]