20149086568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193741217}}^1$

素因数の和:193741236

約数の個数: 16

約数和(自身を含む): 40685655780

約数和(自身を除く): 20536569212

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193741217, 387482434, 774964868, 1549929736, 2518635821, 5037271642, 10074543284, 20149086568]

約数ペア:

[(1, 20149086568), (2, 10074543284), (4, 5037271642), (8, 2518635821), (13, 1549929736), (26, 774964868), (52, 387482434), (104, 193741217)]