20439830546

素因数分解:

$2^1\times {\mathrm{401}}^1\times {\mathrm{2347}}^1\times {\mathrm{10859}}^1$

素因数の和:13609

約数の個数: 16

約数和(自身を含む): 30752131680

約数和(自身を除く): 10312301134

約数列:

[1, 2, 401, 802, 2347, 4694, 10859, 21718, 941147, 1882294, 4354459, 8708918, 25486073, 50972146, 10219915273, 20439830546]

約数ペア:

[(1, 20439830546), (2, 10219915273), (401, 50972146), (802, 25486073), (2347, 8708918), (4694, 4354459), (10859, 1882294), (21718, 941147)]