19086351998

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2063}}^1\times {\mathrm{34781}}^1$

素因数の和:36872

約数の個数: 32

約数和(自身を含む): 34459223040

約数和(自身を除く): 15372871042

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 2063, 4126, 14441, 28882, 34781, 39197, 69562, 78394, 243467, 274379, 486934, 548758, 660839, 1321678, 4625873, 9251746, 71753203, 143506406, 502272421, 1004544842, 1363310857, 2726621714, 9543175999, 19086351998]

約数ペア:

[(1, 19086351998), (2, 9543175999), (7, 2726621714), (14, 1363310857), (19, 1004544842), (38, 502272421), (133, 143506406), (266, 71753203), (2063, 9251746), (4126, 4625873), (14441, 1321678), (28882, 660839), (34781, 548758), (39197, 486934), (69562, 274379), (78394, 243467)]