18940288

素因数分解:

$2^7\times {\mathrm{73}}^1\times {\mathrm{2027}}^1$

素因数の和:2114

約数の個数: 32

約数和(自身を含む): 38268360

約数和(自身を除く): 19328072

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 292, 584, 1168, 2027, 2336, 4054, 4672, 8108, 9344, 16216, 32432, 64864, 129728, 147971, 259456, 295942, 591884, 1183768, 2367536, 4735072, 9470144, 18940288]

約数ペア:

[(1, 18940288), (2, 9470144), (4, 4735072), (8, 2367536), (16, 1183768), (32, 591884), (64, 295942), (73, 259456), (128, 147971), (146, 129728), (292, 64864), (584, 32432), (1168, 16216), (2027, 9344), (2336, 8108), (4054, 4672)]