20049638

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10303}}^1$

素因数の和:10451

約数の個数: 16

約数和(自身を含む): 34621440

約数和(自身を除く): 14571802

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 10303, 20606, 72121, 144242, 1432117, 2864234, 10024819, 20049638]

約数ペア:

[(1, 20049638), (2, 10024819), (7, 2864234), (14, 1432117), (139, 144242), (278, 72121), (973, 20606), (1946, 10303)]