20050112

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:345

約数の個数: 56

約数和(自身を含む): 42464736

約数和(自身を除く): 22414624

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 53, 64, 92, 106, 184, 212, 257, 368, 424, 514, 736, 848, 1028, 1219, 1472, 1696, 2056, 2438, 3392, 4112, 4876, 5911, 8224, 9752, 11822, 13621, 16448, 19504, 23644, 27242, 39008, 47288, 54484, 78016, 94576, 108968, 189152, 217936, 313283, 378304, 435872, 626566, 871744, 1253132, 2506264, 5012528, 10025056, 20050112]

約数ペア:

[(1, 20050112), (2, 10025056), (4, 5012528), (8, 2506264), (16, 1253132), (23, 871744), (32, 626566), (46, 435872), (53, 378304), (64, 313283), (92, 217936), (106, 189152), (184, 108968), (212, 94576), (257, 78016), (368, 54484), (424, 47288), (514, 39008), (736, 27242), (848, 23644), (1028, 19504), (1219, 16448), (1472, 13621), (1696, 11822), (2056, 9752), (2438, 8224), (3392, 5911), (4112, 4876)]