19884459

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 31749120

約数和(自身を除く): 11864661

約数列:

[1, 3, 7, 21, 29, 87, 103, 203, 309, 317, 609, 721, 951, 2163, 2219, 2987, 6657, 8961, 9193, 20909, 27579, 32651, 62727, 64351, 97953, 193053, 228557, 685671, 946879, 2840637, 6628153, 19884459]

約数ペア:

[(1, 19884459), (3, 6628153), (7, 2840637), (21, 946879), (29, 685671), (87, 228557), (103, 193053), (203, 97953), (309, 64351), (317, 62727), (609, 32651), (721, 27579), (951, 20909), (2163, 9193), (2219, 8961), (2987, 6657)]