19649806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5689}}^1$

素因数の和:5859

約数の個数: 16

約数和(自身を含む): 32364720

約数和(自身を除く): 12714914

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 5689, 11378, 62579, 125158, 893173, 1786346, 9824903, 19649806]

約数ペア:

[(1, 19649806), (2, 9824903), (11, 1786346), (22, 893173), (157, 125158), (314, 62579), (1727, 11378), (3454, 5689)]