20739968305

素因数分解:

$5^1\times 7^1\times {\mathrm{1327}}^1\times {\mathrm{446549}}^1$

素因数の和:447888

約数の個数: 16

約数和(自身を含む): 28464883200

約数和(自身を除く): 7724914895

約数列:

[1, 5, 7, 35, 1327, 6635, 9289, 46445, 446549, 2232745, 3125843, 15629215, 592570523, 2962852615, 4147993661, 20739968305]

約数ペア:

[(1, 20739968305), (5, 4147993661), (7, 2962852615), (35, 592570523), (1327, 15629215), (6635, 3125843), (9289, 2232745), (46445, 446549)]