19034478

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{1999}}^1$

素因数の和:2053

約数の個数: 36

約数和(自身を含む): 43134000

約数和(自身を除く): 24099522

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 529, 1058, 1587, 1999, 3174, 3998, 4761, 5997, 9522, 11994, 17991, 35982, 45977, 91954, 137931, 275862, 413793, 827586, 1057471, 2114942, 3172413, 6344826, 9517239, 19034478]

約数ペア:

[(1, 19034478), (2, 9517239), (3, 6344826), (6, 3172413), (9, 2114942), (18, 1057471), (23, 827586), (46, 413793), (69, 275862), (138, 137931), (207, 91954), (414, 45977), (529, 35982), (1058, 17991), (1587, 11994), (1999, 9522), (3174, 5997), (3998, 4761)]