209500802

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{10789}}^1$

素因数の和:10890

約数の個数: 32

約数和(自身を含む): 383260800

約数和(自身を除く): 173759998

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 1022, 1387, 2774, 9709, 10789, 19418, 21578, 75523, 151046, 204991, 409982, 787597, 1434937, 1575194, 2869874, 5513179, 11026358, 14964343, 29928686, 104750401, 209500802]

約数ペア:

[(1, 209500802), (2, 104750401), (7, 29928686), (14, 14964343), (19, 11026358), (38, 5513179), (73, 2869874), (133, 1575194), (146, 1434937), (266, 787597), (511, 409982), (1022, 204991), (1387, 151046), (2774, 75523), (9709, 21578), (10789, 19418)]