20108576

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 41023584

約数和(自身を除く): 20915008

約数列:

[1, 2, 4, 8, 16, 32, 67, 83, 113, 134, 166, 226, 268, 332, 452, 536, 664, 904, 1072, 1328, 1808, 2144, 2656, 3616, 5561, 7571, 9379, 11122, 15142, 18758, 22244, 30284, 37516, 44488, 60568, 75032, 88976, 121136, 150064, 177952, 242272, 300128, 628393, 1256786, 2513572, 5027144, 10054288, 20108576]

約数ペア:

[(1, 20108576), (2, 10054288), (4, 5027144), (8, 2513572), (16, 1256786), (32, 628393), (67, 300128), (83, 242272), (113, 177952), (134, 150064), (166, 121136), (226, 88976), (268, 75032), (332, 60568), (452, 44488), (536, 37516), (664, 30284), (904, 22244), (1072, 18758), (1328, 15142), (1808, 11122), (2144, 9379), (2656, 7571), (3616, 5561)]