12720086

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2543}}^1$

素因数の和:2647

約数の個数: 16

約数和(自身を含む): 19873728

約数和(自身を除く): 7153642

約数列:

[1, 2, 41, 61, 82, 122, 2501, 2543, 5002, 5086, 104263, 155123, 208526, 310246, 6360043, 12720086]

約数ペア:

[(1, 12720086), (2, 6360043), (41, 310246), (61, 208526), (82, 155123), (122, 104263), (2501, 5086), (2543, 5002)]