18796478

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4153}}^1$

素因数の和:4259

約数の個数: 16

約数和(自身を含む): 29510016

約数和(自身を除く): 10713538

約数列:

[1, 2, 31, 62, 73, 146, 2263, 4153, 4526, 8306, 128743, 257486, 303169, 606338, 9398239, 18796478]

約数ペア:

[(1, 18796478), (2, 9398239), (31, 606338), (62, 303169), (73, 257486), (146, 128743), (2263, 8306), (4153, 4526)]