20626678

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{2417}}^1$

素因数の和:2687

約数の個数: 16

約数和(自身を含む): 32904144

約数和(自身を除く): 12277466

約数列:

[1, 2, 17, 34, 251, 502, 2417, 4267, 4834, 8534, 41089, 82178, 606667, 1213334, 10313339, 20626678]

約数ペア:

[(1, 20626678), (2, 10313339), (17, 1213334), (34, 606667), (251, 82178), (502, 41089), (2417, 8534), (4267, 4834)]