20846848

素因数分解:

$2^8\times {\mathrm{11}}^2\times {\mathrm{673}}^1$

素因数の和:711

約数の個数: 54

約数和(自身を含む): 45807062

約数和(自身を除く): 24960214

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 242, 256, 352, 484, 673, 704, 968, 1346, 1408, 1936, 2692, 2816, 3872, 5384, 7403, 7744, 10768, 14806, 15488, 21536, 29612, 30976, 43072, 59224, 81433, 86144, 118448, 162866, 172288, 236896, 325732, 473792, 651464, 947584, 1302928, 1895168, 2605856, 5211712, 10423424, 20846848]

約数ペア:

[(1, 20846848), (2, 10423424), (4, 5211712), (8, 2605856), (11, 1895168), (16, 1302928), (22, 947584), (32, 651464), (44, 473792), (64, 325732), (88, 236896), (121, 172288), (128, 162866), (176, 118448), (242, 86144), (256, 81433), (352, 59224), (484, 43072), (673, 30976), (704, 29612), (968, 21536), (1346, 15488), (1408, 14806), (1936, 10768), (2692, 7744), (2816, 7403), (3872, 5384)]