18652660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71741}}^1$

素因数の和:71763

約数の個数: 24

約数和(自身を含む): 42184296

約数和(自身を除く): 23531636

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 71741, 143482, 286964, 358705, 717410, 932633, 1434820, 1865266, 3730532, 4663165, 9326330, 18652660]

約数ペア:

[(1, 18652660), (2, 9326330), (4, 4663165), (5, 3730532), (10, 1865266), (13, 1434820), (20, 932633), (26, 717410), (52, 358705), (65, 286964), (130, 143482), (260, 71741)]