201619496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{2521}}^1$

素因数の和:3309

約数の個数: 32

約数和(自身を含む): 407807400

約数和(自身を除く): 206187904

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 769, 1538, 2521, 3076, 5042, 6152, 9997, 10084, 19994, 20168, 32773, 39988, 65546, 79976, 131092, 262184, 1938649, 3877298, 7754596, 15509192, 25202437, 50404874, 100809748, 201619496]

約数ペア:

[(1, 201619496), (2, 100809748), (4, 50404874), (8, 25202437), (13, 15509192), (26, 7754596), (52, 3877298), (104, 1938649), (769, 262184), (1538, 131092), (2521, 79976), (3076, 65546), (5042, 39988), (6152, 32773), (9997, 20168), (10084, 19994)]