19460427

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{151}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 33357312

約数和(自身を除く): 13896885

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 151, 323, 357, 361, 399, 453, 969, 1057, 1083, 2261, 2527, 2567, 2869, 3171, 6137, 6783, 7581, 7701, 8607, 17969, 18411, 20083, 42959, 48773, 53907, 54511, 60249, 128877, 146319, 163533, 341411, 381577, 926687, 1024233, 1144731, 2780061, 6486809, 19460427]

約数ペア:

[(1, 19460427), (3, 6486809), (7, 2780061), (17, 1144731), (19, 1024233), (21, 926687), (51, 381577), (57, 341411), (119, 163533), (133, 146319), (151, 128877), (323, 60249), (357, 54511), (361, 53907), (399, 48773), (453, 42959), (969, 20083), (1057, 18411), (1083, 17969), (2261, 8607), (2527, 7701), (2567, 7581), (2869, 6783), (3171, 6137)]