219645986

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{424027}}^1$

素因数の和:424073

約数の個数: 16

約数和(自身を含む): 386713536

約数和(自身を除く): 167067550

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 424027, 848054, 2968189, 5936378, 15688999, 31377998, 109822993, 219645986]

約数ペア:

[(1, 219645986), (2, 109822993), (7, 31377998), (14, 15688999), (37, 5936378), (74, 2968189), (259, 848054), (518, 424027)]