20149898

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{1747}}^1$

素因数の和:1901

約数の個数: 16

約数和(自身を含む): 31044480

約数和(自身を除く): 10894582

約数列:

[1, 2, 73, 79, 146, 158, 1747, 3494, 5767, 11534, 127531, 138013, 255062, 276026, 10074949, 20149898]

約数ペア:

[(1, 20149898), (2, 10074949), (73, 276026), (79, 255062), (146, 138013), (158, 127531), (1747, 11534), (3494, 5767)]