19091889

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 30096000

約数和(自身を除く): 11004111

約数列:

[1, 3, 9, 27, 29, 37, 87, 111, 261, 333, 659, 783, 999, 1073, 1977, 3219, 5931, 9657, 17793, 19111, 24383, 28971, 57333, 73149, 171999, 219447, 515997, 658341, 707107, 2121321, 6363963, 19091889]

約数ペア:

[(1, 19091889), (3, 6363963), (9, 2121321), (27, 707107), (29, 658341), (37, 515997), (87, 219447), (111, 171999), (261, 73149), (333, 57333), (659, 28971), (783, 24383), (999, 19111), (1073, 17793), (1977, 9657), (3219, 5931)]