20943914

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{503}}^1$

素因数の和:805

約数の個数: 16

約数和(自身を含む): 31933440

約数和(自身を除く): 10989526

約数列:

[1, 2, 109, 191, 218, 382, 503, 1006, 20819, 41638, 54827, 96073, 109654, 192146, 10471957, 20943914]

約数ペア:

[(1, 20943914), (2, 10471957), (109, 192146), (191, 109654), (218, 96073), (382, 54827), (503, 41638), (1006, 20819)]