201020008

素因数分解:

$2^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{12959}}^1$

素因数の和:13249

約数の個数: 32

約数和(自身を含む): 432345600

約数和(自身を除く): 231325592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 277, 554, 1108, 1939, 2216, 3878, 7756, 12959, 15512, 25918, 51836, 90713, 103672, 181426, 362852, 725704, 3589643, 7179286, 14358572, 25127501, 28717144, 50255002, 100510004, 201020008]

約数ペア:

[(1, 201020008), (2, 100510004), (4, 50255002), (7, 28717144), (8, 25127501), (14, 14358572), (28, 7179286), (56, 3589643), (277, 725704), (554, 362852), (1108, 181426), (1939, 103672), (2216, 90713), (3878, 51836), (7756, 25918), (12959, 15512)]