18937514

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{859}}^1$

素因数の和:1085

約数の個数: 16

約数和(自身を含む): 29019840

約数和(自身を除く): 10082326

約数列:

[1, 2, 73, 146, 151, 302, 859, 1718, 11023, 22046, 62707, 125414, 129709, 259418, 9468757, 18937514]

約数ペア:

[(1, 18937514), (2, 9468757), (73, 259418), (146, 129709), (151, 125414), (302, 62707), (859, 22046), (1718, 11023)]