20969274

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:882

約数の個数: 32

約数和(自身を含む): 44352000

約数和(自身を除く): 23382726

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 419, 439, 838, 878, 1257, 1317, 2514, 2634, 7961, 8341, 15922, 16682, 23883, 25023, 47766, 50046, 183941, 367882, 551823, 1103646, 3494879, 6989758, 10484637, 20969274]

約数ペア:

[(1, 20969274), (2, 10484637), (3, 6989758), (6, 3494879), (19, 1103646), (38, 551823), (57, 367882), (114, 183941), (419, 50046), (439, 47766), (838, 25023), (878, 23883), (1257, 16682), (1317, 15922), (2514, 8341), (2634, 7961)]