20161792208

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{2587499}}^1$

素因数の和:2587994

約数の個数: 20

約数和(自身を含む): 39143700000

約数和(自身を除く): 18981907792

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 3896, 7792, 2587499, 5174998, 10349996, 20699992, 41399984, 1260112013, 2520224026, 5040448052, 10080896104, 20161792208]

約数ペア:

[(1, 20161792208), (2, 10080896104), (4, 5040448052), (8, 2520224026), (16, 1260112013), (487, 41399984), (974, 20699992), (1948, 10349996), (3896, 5174998), (7792, 2587499)]