12889508

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{547}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 23292192

約数和(自身を除く): 10402684

約数列:

[1, 2, 4, 43, 86, 137, 172, 274, 547, 548, 1094, 2188, 5891, 11782, 23521, 23564, 47042, 74939, 94084, 149878, 299756, 3222377, 6444754, 12889508]

約数ペア:

[(1, 12889508), (2, 6444754), (4, 3222377), (43, 299756), (86, 149878), (137, 94084), (172, 74939), (274, 47042), (547, 23564), (548, 23521), (1094, 11782), (2188, 5891)]