20424866

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{18947}}^1$

素因数の和:18974

約数の個数: 24

約数和(自身を含む): 38881296

約数和(自身を除く): 18456430

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 18947, 37894, 132629, 208417, 265258, 416834, 928403, 1458919, 1856806, 2917838, 10212433, 20424866]

約数ペア:

[(1, 20424866), (2, 10212433), (7, 2917838), (11, 1856806), (14, 1458919), (22, 928403), (49, 416834), (77, 265258), (98, 208417), (154, 132629), (539, 37894), (1078, 18947)]