20910710272

素因数分解:

$2^9\times {\mathrm{971}}^1\times {\mathrm{42061}}^1$

素因数の和:43050

約数の個数: 40

約数和(自身を含む): 41824602072

約数和(自身を除く): 20913891800

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 971, 1942, 3884, 7768, 15536, 31072, 42061, 62144, 84122, 124288, 168244, 248576, 336488, 497152, 672976, 1345952, 2691904, 5383808, 10767616, 21535232, 40841231, 81682462, 163364924, 326729848, 653459696, 1306919392, 2613838784, 5227677568, 10455355136, 20910710272]

約数ペア:

[(1, 20910710272), (2, 10455355136), (4, 5227677568), (8, 2613838784), (16, 1306919392), (32, 653459696), (64, 326729848), (128, 163364924), (256, 81682462), (512, 40841231), (971, 21535232), (1942, 10767616), (3884, 5383808), (7768, 2691904), (15536, 1345952), (31072, 672976), (42061, 497152), (62144, 336488), (84122, 248576), (124288, 168244)]