20155811474

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{1907}}^1\times {\mathrm{20563}}^1$

素因数の和:22729

約数の個数: 16

約数和(自身を含む): 30368750688

約数和(自身を除く): 10212939214

約数列:

[1, 2, 257, 514, 1907, 3814, 20563, 41126, 490099, 980198, 5284691, 10569382, 39213641, 78427282, 10077905737, 20155811474]

約数ペア:

[(1, 20155811474), (2, 10077905737), (257, 78427282), (514, 39213641), (1907, 10569382), (3814, 5284691), (20563, 980198), (41126, 490099)]