128740018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1789}}^1\times {\mathrm{3271}}^1$

素因数の和:5073

約数の個数: 16

約数和(自身を含む): 210847680

約数和(自身を除く): 82107662

約数列:

[1, 2, 11, 22, 1789, 3271, 3578, 6542, 19679, 35981, 39358, 71962, 5851819, 11703638, 64370009, 128740018]

約数ペア:

[(1, 128740018), (2, 64370009), (11, 11703638), (22, 5851819), (1789, 71962), (3271, 39358), (3578, 35981), (6542, 19679)]