54039240016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{78545407}}^1$

素因数の和:78545458

約数の個数: 20

約数和(自身を含む): 107135936512

約数和(自身を除く): 53096696496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 78545407, 157090814, 314181628, 628363256, 1256726512, 3377452501, 6754905002, 13509810004, 27019620008, 54039240016]

約数ペア:

[(1, 54039240016), (2, 27019620008), (4, 13509810004), (8, 6754905002), (16, 3377452501), (43, 1256726512), (86, 628363256), (172, 314181628), (344, 157090814), (688, 78545407)]