18685290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47911}}^1$

素因数の和:47934

約数の個数: 32

約数和(自身を含む): 48295296

約数和(自身を除く): 29610006

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 47911, 95822, 143733, 239555, 287466, 479110, 622843, 718665, 1245686, 1437330, 1868529, 3114215, 3737058, 6228430, 9342645, 18685290]

約数ペア:

[(1, 18685290), (2, 9342645), (3, 6228430), (5, 3737058), (6, 3114215), (10, 1868529), (13, 1437330), (15, 1245686), (26, 718665), (30, 622843), (39, 479110), (65, 287466), (78, 239555), (130, 143733), (195, 95822), (390, 47911)]