19687128

素因数分解:

$2^3\times 3^1\times {\mathrm{263}}^1\times {\mathrm{3119}}^1$

素因数の和:3391

約数の個数: 32

約数和(自身を含む): 49420800

約数和(自身を除く): 29733672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 263, 526, 789, 1052, 1578, 2104, 3119, 3156, 6238, 6312, 9357, 12476, 18714, 24952, 37428, 74856, 820297, 1640594, 2460891, 3281188, 4921782, 6562376, 9843564, 19687128]

約数ペア:

[(1, 19687128), (2, 9843564), (3, 6562376), (4, 4921782), (6, 3281188), (8, 2460891), (12, 1640594), (24, 820297), (263, 74856), (526, 37428), (789, 24952), (1052, 18714), (1578, 12476), (2104, 9357), (3119, 6312), (3156, 6238)]