15623216

素因数分解:

$2^4\times 7^1\times {\mathrm{139493}}^1$

素因数の和:139508

約数の個数: 20

約数和(自身を含む): 34594512

約数和(自身を除く): 18971296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139493, 278986, 557972, 976451, 1115944, 1952902, 2231888, 3905804, 7811608, 15623216]

約数ペア:

[(1, 15623216), (2, 7811608), (4, 3905804), (7, 2231888), (8, 1952902), (14, 1115944), (16, 976451), (28, 557972), (56, 278986), (112, 139493)]