20810361355

素因数分解:

$5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{443}}^1\times {\mathrm{6361}}^1$

素因数の和:7027

約数の個数: 32

約数和(自身を含む): 28744432128

約数和(自身を除く): 7934070773

約数列:

[1, 5, 7, 35, 211, 443, 1055, 1477, 2215, 3101, 6361, 7385, 15505, 31805, 44527, 93473, 222635, 467365, 654311, 1342171, 2817923, 3271555, 6710855, 9395197, 14089615, 19725461, 46975985, 98627305, 594581753, 2972908765, 4162072271, 20810361355]

約数ペア:

[(1, 20810361355), (5, 4162072271), (7, 2972908765), (35, 594581753), (211, 98627305), (443, 46975985), (1055, 19725461), (1477, 14089615), (2215, 9395197), (3101, 6710855), (6361, 3271555), (7385, 2817923), (15505, 1342171), (31805, 654311), (44527, 467365), (93473, 222635)]