19256446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6389}}^1$

素因数の和:6539

約数の個数: 16

約数和(自身を含む): 31745520

約数和(自身を除く): 12489074

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 6389, 12778, 70279, 140558, 875293, 1750586, 9628223, 19256446]

約数ペア:

[(1, 19256446), (2, 9628223), (11, 1750586), (22, 875293), (137, 140558), (274, 70279), (1507, 12778), (3014, 6389)]