201657872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{969509}}^1$

素因数の和:969530

約数の個数: 20

約数和(自身を含む): 420767340

約数和(自身を除く): 219109468

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 969509, 1939018, 3878036, 7756072, 12603617, 15512144, 25207234, 50414468, 100828936, 201657872]

約数ペア:

[(1, 201657872), (2, 100828936), (4, 50414468), (8, 25207234), (13, 15512144), (16, 12603617), (26, 7756072), (52, 3878036), (104, 1939018), (208, 969509)]