220163986

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{425027}}^1$

素因数の和:425073

約数の個数: 16

約数和(自身を含む): 387625536

約数和(自身を除く): 167461550

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 425027, 850054, 2975189, 5950378, 15725999, 31451998, 110081993, 220163986]

約数ペア:

[(1, 220163986), (2, 110081993), (7, 31451998), (14, 15725999), (37, 5950378), (74, 2975189), (259, 850054), (518, 425027)]