8139728

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{11831}}^1$

素因数の和:11882

約数の個数: 20

約数和(自身を含む): 16138848

約数和(自身を除く): 7999120

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 11831, 23662, 47324, 94648, 189296, 508733, 1017466, 2034932, 4069864, 8139728]

約数ペア:

[(1, 8139728), (2, 4069864), (4, 2034932), (8, 1017466), (16, 508733), (43, 189296), (86, 94648), (172, 47324), (344, 23662), (688, 11831)]