3938080030

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20726737}}^1$

素因数の和:20726763

約数の個数: 16

約数和(自身を含む): 7461625680

約数和(自身を除く): 3523545650

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 20726737, 41453474, 103633685, 207267370, 393808003, 787616006, 1969040015, 3938080030]

約数ペア:

[(1, 3938080030), (2, 1969040015), (5, 787616006), (10, 393808003), (19, 207267370), (38, 103633685), (95, 41453474), (190, 20726737)]