181313298

素因数分解:

$2^1\times 3^2\times {\mathrm{1999}}^1\times {\mathrm{5039}}^1$

素因数の和:7046

約数の個数: 24

約数和(自身を含む): 393120000

約数和(自身を除く): 211806702

約数列:

[1, 2, 3, 6, 9, 18, 1999, 3998, 5039, 5997, 10078, 11994, 15117, 17991, 30234, 35982, 45351, 90702, 10072961, 20145922, 30218883, 60437766, 90656649, 181313298]

約数ペア:

[(1, 181313298), (2, 90656649), (3, 60437766), (6, 30218883), (9, 20145922), (18, 10072961), (1999, 90702), (3998, 45351), (5039, 35982), (5997, 30234), (10078, 17991), (11994, 15117)]