20161392724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1171}}^1\times {\mathrm{391301}}^1$

素因数の和:392487

約数の個数: 24

約数和(自身を含む): 38522899296

約数和(自身を除く): 18361506572

約数列:

[1, 2, 4, 11, 22, 44, 1171, 2342, 4684, 12881, 25762, 51524, 391301, 782602, 1565204, 4304311, 8608622, 17217244, 458213471, 916426942, 1832853884, 5040348181, 10080696362, 20161392724]

約数ペア:

[(1, 20161392724), (2, 10080696362), (4, 5040348181), (11, 1832853884), (22, 916426942), (44, 458213471), (1171, 17217244), (2342, 8608622), (4684, 4304311), (12881, 1565204), (25762, 782602), (51524, 391301)]