18711704697

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{27733}}^1$

素因数の和:27870

約数の個数: 48

約数和(自身を含む): 30431963520

約数和(自身を除く): 11720258823

約数列:

[1, 3, 7, 19, 21, 57, 89, 133, 267, 361, 399, 623, 1083, 1691, 1869, 2527, 5073, 7581, 11837, 27733, 32129, 35511, 83199, 96387, 194131, 224903, 526927, 582393, 674709, 1580781, 2468237, 3688489, 7404711, 10011613, 11065467, 17277659, 30034839, 46896503, 51832977, 70081291, 140689509, 210243873, 328275521, 891033557, 984826563, 2673100671, 6237234899, 18711704697]

約数ペア:

[(1, 18711704697), (3, 6237234899), (7, 2673100671), (19, 984826563), (21, 891033557), (57, 328275521), (89, 210243873), (133, 140689509), (267, 70081291), (361, 51832977), (399, 46896503), (623, 30034839), (1083, 17277659), (1691, 11065467), (1869, 10011613), (2527, 7404711), (5073, 3688489), (7581, 2468237), (11837, 1580781), (27733, 674709), (32129, 582393), (35511, 526927), (83199, 224903), (96387, 194131)]