19149090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{638303}}^1$

素因数の和:638313

約数の個数: 16

約数和(自身を含む): 45957888

約数和(自身を除く): 26808798

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 638303, 1276606, 1914909, 3191515, 3829818, 6383030, 9574545, 19149090]

約数ペア:

[(1, 19149090), (2, 9574545), (3, 6383030), (5, 3829818), (6, 3191515), (10, 1914909), (15, 1276606), (30, 638303)]