20126878

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{1163}}^1$

素因数の和:1691

約数の個数: 16

約数和(自身を含む): 32056560

約数和(自身を除く): 11929682

約数列:

[1, 2, 17, 34, 509, 1018, 1163, 2326, 8653, 17306, 19771, 39542, 591967, 1183934, 10063439, 20126878]

約数ペア:

[(1, 20126878), (2, 10063439), (17, 1183934), (34, 591967), (509, 39542), (1018, 19771), (1163, 17306), (2326, 8653)]