18798448

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61837}}^1$

素因数の和:61864

約数の個数: 20

約数和(自身を含む): 38339560

約数和(自身を除く): 19541112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 61837, 123674, 247348, 494696, 989392, 1174903, 2349806, 4699612, 9399224, 18798448]

約数ペア:

[(1, 18798448), (2, 9399224), (4, 4699612), (8, 2349806), (16, 1174903), (19, 989392), (38, 494696), (76, 247348), (152, 123674), (304, 61837)]