20142404

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{647}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 36324288

約数和(自身を除く): 16181884

約数列:

[1, 2, 4, 43, 86, 172, 181, 362, 647, 724, 1294, 2588, 7783, 15566, 27821, 31132, 55642, 111284, 117107, 234214, 468428, 5035601, 10071202, 20142404]

約数ペア:

[(1, 20142404), (2, 10071202), (4, 5035601), (43, 468428), (86, 234214), (172, 117107), (181, 111284), (362, 55642), (647, 31132), (724, 27821), (1294, 15566), (2588, 7783)]