208458418

素因数分解:

$2^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1\times {\mathrm{547}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 362363904

約数和(自身を除く): 153905486

約数列:

[1, 2, 7, 14, 163, 167, 326, 334, 547, 1094, 1141, 1169, 2282, 2338, 3829, 7658, 27221, 54442, 89161, 91349, 178322, 182698, 190547, 381094, 624127, 639443, 1248254, 1278886, 14889887, 29779774, 104229209, 208458418]

約数ペア:

[(1, 208458418), (2, 104229209), (7, 29779774), (14, 14889887), (163, 1278886), (167, 1248254), (326, 639443), (334, 624127), (547, 381094), (1094, 190547), (1141, 182698), (1169, 178322), (2282, 91349), (2338, 89161), (3829, 54442), (7658, 27221)]