15281966

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{787}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 27989760

約数和(自身を除く): 12707794

約数列:

[1, 2, 7, 14, 19, 38, 73, 133, 146, 266, 511, 787, 1022, 1387, 1574, 2774, 5509, 9709, 11018, 14953, 19418, 29906, 57451, 104671, 114902, 209342, 402157, 804314, 1091569, 2183138, 7640983, 15281966]

約数ペア:

[(1, 15281966), (2, 7640983), (7, 2183138), (14, 1091569), (19, 804314), (38, 402157), (73, 209342), (133, 114902), (146, 104671), (266, 57451), (511, 29906), (787, 19418), (1022, 14953), (1387, 11018), (1574, 9709), (2774, 5509)]