19824688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{95311}}^1$

素因数の和:95332

約数の個数: 20

約数和(自身を含む): 41365408

約数和(自身を除く): 21540720

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 95311, 190622, 381244, 762488, 1239043, 1524976, 2478086, 4956172, 9912344, 19824688]

約数ペア:

[(1, 19824688), (2, 9912344), (4, 4956172), (8, 2478086), (13, 1524976), (16, 1239043), (26, 762488), (52, 381244), (104, 190622), (208, 95311)]