19025769

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{4463}}^1$

素因数の和:4509

約数の個数: 24

約数和(自身を含む): 30533760

約数和(自身を除く): 11507991

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 4463, 13389, 31241, 93723, 129427, 218687, 388281, 656061, 905989, 2717967, 6341923, 19025769]

約数ペア:

[(1, 19025769), (3, 6341923), (7, 2717967), (21, 905989), (29, 656061), (49, 388281), (87, 218687), (147, 129427), (203, 93723), (609, 31241), (1421, 13389), (4263, 4463)]