31981594

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{1447}}^1$

素因数の和:1749

約数の個数: 16

約数和(自身を含む): 49313088

約数和(自身を除く): 17331494

約数列:

[1, 2, 43, 86, 257, 514, 1447, 2894, 11051, 22102, 62221, 124442, 371879, 743758, 15990797, 31981594]

約数ペア:

[(1, 31981594), (2, 15990797), (43, 743758), (86, 371879), (257, 124442), (514, 62221), (1447, 22102), (2894, 11051)]