19779584

素因数分解:

$2^{12}\times {\mathrm{11}}^1\times {\mathrm{439}}^1$

素因数の和:474

約数の個数: 52

約数和(自身を含む): 43248480

約数和(自身を除く): 23468896

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 439, 512, 704, 878, 1024, 1408, 1756, 2048, 2816, 3512, 4096, 4829, 5632, 7024, 9658, 11264, 14048, 19316, 22528, 28096, 38632, 45056, 56192, 77264, 112384, 154528, 224768, 309056, 449536, 618112, 899072, 1236224, 1798144, 2472448, 4944896, 9889792, 19779584]

約数ペア:

[(1, 19779584), (2, 9889792), (4, 4944896), (8, 2472448), (11, 1798144), (16, 1236224), (22, 899072), (32, 618112), (44, 449536), (64, 309056), (88, 224768), (128, 154528), (176, 112384), (256, 77264), (352, 56192), (439, 45056), (512, 38632), (704, 28096), (878, 22528), (1024, 19316), (1408, 14048), (1756, 11264), (2048, 9658), (2816, 7024), (3512, 5632), (4096, 4829)]