20849582

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1097}}^1$

素因数の和:1172

約数の個数: 32

約数和(自身を含む): 36523872

約数和(自身を除く): 15674290

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 221, 442, 559, 731, 1097, 1118, 1462, 2194, 9503, 14261, 18649, 19006, 28522, 37298, 47171, 94342, 242437, 484874, 613223, 801907, 1226446, 1603814, 10424791, 20849582]

約数ペア:

[(1, 20849582), (2, 10424791), (13, 1603814), (17, 1226446), (26, 801907), (34, 613223), (43, 484874), (86, 242437), (221, 94342), (442, 47171), (559, 37298), (731, 28522), (1097, 19006), (1118, 18649), (1462, 14261), (2194, 9503)]