1621264

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{947}}^1$

素因数の和:1062

約数の個数: 20

約数和(自身を含む): 3173904

約数和(自身を除く): 1552640

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 947, 1712, 1894, 3788, 7576, 15152, 101329, 202658, 405316, 810632, 1621264]

約数ペア:

[(1, 1621264), (2, 810632), (4, 405316), (8, 202658), (16, 101329), (107, 15152), (214, 7576), (428, 3788), (856, 1894), (947, 1712)]