19012749

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2803}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 32302080

約数和(自身を除く): 13289331

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 2803, 6783, 8409, 19621, 47651, 53257, 58863, 142953, 159771, 333557, 372799, 905369, 1000671, 1118397, 2716107, 6337583, 19012749]

約数ペア:

[(1, 19012749), (3, 6337583), (7, 2716107), (17, 1118397), (19, 1000671), (21, 905369), (51, 372799), (57, 333557), (119, 159771), (133, 142953), (323, 58863), (357, 53257), (399, 47651), (969, 19621), (2261, 8409), (2803, 6783)]