28691836

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1559}}^1$

素因数の和:1713

約数の個数: 24

約数和(自身を含む): 51891840

約数和(自身を除く): 23200004

約数列:

[1, 2, 4, 43, 86, 107, 172, 214, 428, 1559, 3118, 4601, 6236, 9202, 18404, 67037, 134074, 166813, 268148, 333626, 667252, 7172959, 14345918, 28691836]

約数ペア:

[(1, 28691836), (2, 14345918), (4, 7172959), (43, 667252), (86, 333626), (107, 268148), (172, 166813), (214, 134074), (428, 67037), (1559, 18404), (3118, 9202), (4601, 6236)]