20533136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{98717}}^1$

素因数の和:98738

約数の個数: 20

約数和(自身を含む): 42843612

約数和(自身を除く): 22310476

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 98717, 197434, 394868, 789736, 1283321, 1579472, 2566642, 5133284, 10266568, 20533136]

約数ペア:

[(1, 20533136), (2, 10266568), (4, 5133284), (8, 2566642), (13, 1579472), (16, 1283321), (26, 789736), (52, 394868), (104, 197434), (208, 98717)]