20409596

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{46811}}^1$

素因数の和:46924

約数の個数: 12

約数和(自身を含む): 36045240

約数和(自身を除く): 15635644

約数列:

[1, 2, 4, 109, 218, 436, 46811, 93622, 187244, 5102399, 10204798, 20409596]

約数ペア:

[(1, 20409596), (2, 10204798), (4, 5102399), (109, 187244), (218, 93622), (436, 46811)]