20221696

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 45327744

約数和(自身を除く): 25106048

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 128, 167, 172, 176, 256, 334, 344, 352, 473, 668, 688, 704, 946, 1336, 1376, 1408, 1837, 1892, 2672, 2752, 2816, 3674, 3784, 5344, 5504, 7181, 7348, 7568, 10688, 11008, 14362, 14696, 15136, 21376, 28724, 29392, 30272, 42752, 57448, 58784, 60544, 78991, 114896, 117568, 121088, 157982, 229792, 235136, 315964, 459584, 470272, 631928, 919168, 1263856, 1838336, 2527712, 5055424, 10110848, 20221696]

約数ペア:

[(1, 20221696), (2, 10110848), (4, 5055424), (8, 2527712), (11, 1838336), (16, 1263856), (22, 919168), (32, 631928), (43, 470272), (44, 459584), (64, 315964), (86, 235136), (88, 229792), (128, 157982), (167, 121088), (172, 117568), (176, 114896), (256, 78991), (334, 60544), (344, 58784), (352, 57448), (473, 42752), (668, 30272), (688, 29392), (704, 28724), (946, 21376), (1336, 15136), (1376, 14696), (1408, 14362), (1837, 11008), (1892, 10688), (2672, 7568), (2752, 7348), (2816, 7181), (3674, 5504), (3784, 5344)]