18340352

素因数分解:

$2^9\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:448

約数の個数: 40

約数和(自身を含む): 37085796

約数和(自身を除く): 18745444

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 128, 226, 256, 317, 452, 512, 634, 904, 1268, 1808, 2536, 3616, 5072, 7232, 10144, 14464, 20288, 28928, 35821, 40576, 57856, 71642, 81152, 143284, 162304, 286568, 573136, 1146272, 2292544, 4585088, 9170176, 18340352]

約数ペア:

[(1, 18340352), (2, 9170176), (4, 4585088), (8, 2292544), (16, 1146272), (32, 573136), (64, 286568), (113, 162304), (128, 143284), (226, 81152), (256, 71642), (317, 57856), (452, 40576), (512, 35821), (634, 28928), (904, 20288), (1268, 14464), (1808, 10144), (2536, 7232), (3616, 5072)]