20150138752

素因数分解:

$2^7\times {\mathrm{193}}^1\times {\mathrm{815663}}^1$

素因数の和:815870

約数の個数: 32

約数和(自身を含む): 40350898080

約数和(自身を除く): 20200759328

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 193, 386, 772, 1544, 3088, 6176, 12352, 24704, 815663, 1631326, 3262652, 6525304, 13050608, 26101216, 52202432, 104404864, 157422959, 314845918, 629691836, 1259383672, 2518767344, 5037534688, 10075069376, 20150138752]

約数ペア:

[(1, 20150138752), (2, 10075069376), (4, 5037534688), (8, 2518767344), (16, 1259383672), (32, 629691836), (64, 314845918), (128, 157422959), (193, 104404864), (386, 52202432), (772, 26101216), (1544, 13050608), (3088, 6525304), (6176, 3262652), (12352, 1631326), (24704, 815663)]