20485248

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{7621}}^1$

素因数の和:7645

約数の個数: 64

約数和(自身を含む): 62195520

約数和(自身を除く): 41710272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 7621, 15242, 22863, 30484, 45726, 53347, 60968, 91452, 106694, 121936, 160041, 182904, 213388, 243872, 320082, 365808, 426776, 487744, 640164, 731616, 853552, 975488, 1280328, 1463232, 1707104, 2560656, 2926464, 3414208, 5121312, 6828416, 10242624, 20485248]

約数ペア:

[(1, 20485248), (2, 10242624), (3, 6828416), (4, 5121312), (6, 3414208), (7, 2926464), (8, 2560656), (12, 1707104), (14, 1463232), (16, 1280328), (21, 975488), (24, 853552), (28, 731616), (32, 640164), (42, 487744), (48, 426776), (56, 365808), (64, 320082), (84, 243872), (96, 213388), (112, 182904), (128, 160041), (168, 121936), (192, 106694), (224, 91452), (336, 60968), (384, 53347), (448, 45726), (672, 30484), (896, 22863), (1344, 15242), (2688, 7621)]