1664920030

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8762737}}^1$

素因数の和:8762763

約数の個数: 16

約数和(自身を含む): 3154585680

約数和(自身を除く): 1489665650

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 8762737, 17525474, 43813685, 87627370, 166492003, 332984006, 832460015, 1664920030]

約数ペア:

[(1, 1664920030), (2, 832460015), (5, 332984006), (10, 166492003), (19, 87627370), (38, 43813685), (95, 17525474), (190, 8762737)]