20458010

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{10711}}^1$

素因数の和:10909

約数の個数: 16

約数和(自身を含む): 37020672

約数和(自身を除く): 16562662

約数列:

[1, 2, 5, 10, 191, 382, 955, 1910, 10711, 21422, 53555, 107110, 2045801, 4091602, 10229005, 20458010]

約数ペア:

[(1, 20458010), (2, 10229005), (5, 4091602), (10, 2045801), (191, 107110), (382, 53555), (955, 21422), (1910, 10711)]