20578846

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{2389}}^1$

素因数の和:2523

約数の個数: 16

約数和(自身を含む): 31834800

約数和(自身を除く): 11255954

約数列:

[1, 2, 59, 73, 118, 146, 2389, 4307, 4778, 8614, 140951, 174397, 281902, 348794, 10289423, 20578846]

約数ペア:

[(1, 20578846), (2, 10289423), (59, 348794), (73, 281902), (118, 174397), (146, 140951), (2389, 8614), (4307, 4778)]