20943681410

素因数分解:

$2^1\times 5^1\times {\mathrm{77263}}^1\times {\mathrm{27107}}^1$

素因数の和:104377

約数の個数: 16

約数和(自身を含む): 37700505216

約数和(自身を除く): 16756823806

約数列:

[1, 2, 5, 10, 27107, 54214, 77263, 135535, 154526, 271070, 386315, 772630, 2094368141, 4188736282, 10471840705, 20943681410]

約数ペア:

[(1, 20943681410), (2, 10471840705), (5, 4188736282), (10, 2094368141), (27107, 772630), (54214, 386315), (77263, 271070), (135535, 154526)]