20668017248

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{1163}}^1\times {\mathrm{6691}}^1$

素因数の和:7947

約数の個数: 48

約数和(自身を含む): 41221970496

約数和(自身を除く): 20553953248

約数列:

[1, 2, 4, 8, 16, 32, 83, 166, 332, 664, 1163, 1328, 2326, 2656, 4652, 6691, 9304, 13382, 18608, 26764, 37216, 53528, 96529, 107056, 193058, 214112, 386116, 555353, 772232, 1110706, 1544464, 2221412, 3088928, 4442824, 7781633, 8885648, 15563266, 17771296, 31126532, 62253064, 124506128, 249012256, 645875539, 1291751078, 2583502156, 5167004312, 10334008624, 20668017248]

約数ペア:

[(1, 20668017248), (2, 10334008624), (4, 5167004312), (8, 2583502156), (16, 1291751078), (32, 645875539), (83, 249012256), (166, 124506128), (332, 62253064), (664, 31126532), (1163, 17771296), (1328, 15563266), (2326, 8885648), (2656, 7781633), (4652, 4442824), (6691, 3088928), (9304, 2221412), (13382, 1544464), (18608, 1110706), (26764, 772232), (37216, 555353), (53528, 386116), (96529, 214112), (107056, 193058)]