18442046

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 34564320

約数和(自身を除く): 16122274

約数列:

[1, 2, 7, 14, 19, 38, 41, 82, 89, 133, 178, 266, 287, 361, 574, 623, 722, 779, 1246, 1558, 1691, 2527, 3382, 3649, 5054, 5453, 7298, 10906, 11837, 14801, 23674, 25543, 29602, 32129, 51086, 64258, 69331, 103607, 138662, 207214, 224903, 449806, 485317, 970634, 1317289, 2634578, 9221023, 18442046]

約数ペア:

[(1, 18442046), (2, 9221023), (7, 2634578), (14, 1317289), (19, 970634), (38, 485317), (41, 449806), (82, 224903), (89, 207214), (133, 138662), (178, 103607), (266, 69331), (287, 64258), (361, 51086), (574, 32129), (623, 29602), (722, 25543), (779, 23674), (1246, 14801), (1558, 11837), (1691, 10906), (2527, 7298), (3382, 5453), (3649, 5054)]