1431728

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{2081}}^1$

素因数の和:2132

約数の個数: 20

約数和(自身を含む): 2839848

約数和(自身を除く): 1408120

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 2081, 4162, 8324, 16648, 33296, 89483, 178966, 357932, 715864, 1431728]

約数ペア:

[(1, 1431728), (2, 715864), (4, 357932), (8, 178966), (16, 89483), (43, 33296), (86, 16648), (172, 8324), (344, 4162), (688, 2081)]