2018339991

素因数分解:

$3^3\times {\mathrm{257}}^1\times {\mathrm{290869}}^1$

素因数の和:291135

約数の個数: 16

約数和(自身を含む): 3001778400

約数和(自身を除く): 983438409

約数列:

[1, 3, 9, 27, 257, 771, 2313, 6939, 290869, 872607, 2617821, 7853463, 74753333, 224259999, 672779997, 2018339991]

約数ペア:

[(1, 2018339991), (3, 672779997), (9, 224259999), (27, 74753333), (257, 7853463), (771, 2617821), (2313, 872607), (6939, 290869)]