2080351998

素因数分解:

$2^1\times 3^4\times {\mathrm{12841679}}^1$

素因数の和:12841693

約数の個数: 20

約数和(自身を含む): 4661529840

約数和(自身を除く): 2581177842

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 12841679, 25683358, 38525037, 77050074, 115575111, 231150222, 346725333, 693450666, 1040175999, 2080351998]

約数ペア:

[(1, 2080351998), (2, 1040175999), (3, 693450666), (6, 346725333), (9, 231150222), (18, 115575111), (27, 77050074), (54, 38525037), (81, 25683358), (162, 12841679)]