19005386379

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1217}}^1\times {\mathrm{25643}}^1$

素因数の和:26899

約数の個数: 32

約数和(自身を含む): 29985016320

約数和(自身を除く): 10979629941

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 1217, 3651, 8519, 25557, 25643, 35293, 76929, 105879, 179501, 247051, 538503, 741153, 743647, 2230941, 5205529, 15616587, 31207531, 93622593, 218452717, 655358151, 905018399, 2715055197, 6335128793, 19005386379]

約数ペア:

[(1, 19005386379), (3, 6335128793), (7, 2715055197), (21, 905018399), (29, 655358151), (87, 218452717), (203, 93622593), (609, 31207531), (1217, 15616587), (3651, 5205529), (8519, 2230941), (25557, 743647), (25643, 741153), (35293, 538503), (76929, 247051), (105879, 179501)]