20929408

素因数分解:

$2^7\times {\mathrm{113}}^1\times {\mathrm{1447}}^1$

素因数の和:1574

約数の個数: 32

約数和(自身を含む): 42093360

約数和(自身を除く): 21163952

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 128, 226, 452, 904, 1447, 1808, 2894, 3616, 5788, 7232, 11576, 14464, 23152, 46304, 92608, 163511, 185216, 327022, 654044, 1308088, 2616176, 5232352, 10464704, 20929408]

約数ペア:

[(1, 20929408), (2, 10464704), (4, 5232352), (8, 2616176), (16, 1308088), (32, 654044), (64, 327022), (113, 185216), (128, 163511), (226, 92608), (452, 46304), (904, 23152), (1447, 14464), (1808, 11576), (2894, 7232), (3616, 5788)]