12561456

素因数分解:

$2^4\times 3^1\times {\mathrm{261697}}^1$

素因数の和:261708

約数の個数: 20

約数和(自身を含む): 32450552

約数和(自身を除く): 19889096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 261697, 523394, 785091, 1046788, 1570182, 2093576, 3140364, 4187152, 6280728, 12561456]

約数ペア:

[(1, 12561456), (2, 6280728), (3, 4187152), (4, 3140364), (6, 2093576), (8, 1570182), (12, 1046788), (16, 785091), (24, 523394), (48, 261697)]