28804022

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2749}}^1$

素因数の和:2808

約数の個数: 24

約数和(自身を含む): 48312000

約数和(自身を除く): 19507978

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 2749, 5239, 5498, 10478, 35737, 71474, 85219, 170438, 464581, 929162, 1107847, 2215694, 14402011, 28804022]

約数ペア:

[(1, 28804022), (2, 14402011), (13, 2215694), (26, 1107847), (31, 929162), (62, 464581), (169, 170438), (338, 85219), (403, 71474), (806, 35737), (2749, 10478), (5239, 5498)]