20804910712

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{160403}}^1$

素因数の和:160963

約数の個数: 32

約数和(自身を含む): 40344814080

約数和(自身を除く): 19539903368

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 523, 1046, 2092, 4184, 16213, 32426, 64852, 129704, 160403, 320806, 641612, 1283224, 4972493, 9944986, 19889972, 39779944, 83890769, 167781538, 335563076, 671126152, 2600613839, 5201227678, 10402455356, 20804910712]

約数ペア:

[(1, 20804910712), (2, 10402455356), (4, 5201227678), (8, 2600613839), (31, 671126152), (62, 335563076), (124, 167781538), (248, 83890769), (523, 39779944), (1046, 19889972), (2092, 9944986), (4184, 4972493), (16213, 1283224), (32426, 641612), (64852, 320806), (129704, 160403)]