18426850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{28349}}^1$

素因数の和:28374

約数の個数: 24

約数和(自身を含む): 36911700

約数和(自身を除く): 18484850

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 28349, 56698, 141745, 283490, 368537, 708725, 737074, 1417450, 1842685, 3685370, 9213425, 18426850]

約数ペア:

[(1, 18426850), (2, 9213425), (5, 3685370), (10, 1842685), (13, 1417450), (25, 737074), (26, 708725), (50, 368537), (65, 283490), (130, 141745), (325, 56698), (650, 28349)]