20177500858

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1\times {\mathrm{23027}}^1$

素因数の和:23538

約数の個数: 32

約数和(自身を含む): 32391000576

約数和(自身を除く): 12213499718

約数列:

[1, 2, 23, 43, 46, 86, 443, 886, 989, 1978, 10189, 19049, 20378, 23027, 38098, 46054, 438127, 529621, 876254, 990161, 1059242, 1980322, 10200961, 20401922, 22773703, 45547406, 234622103, 438641323, 469244206, 877282646, 10088750429, 20177500858]

約数ペア:

[(1, 20177500858), (2, 10088750429), (23, 877282646), (43, 469244206), (46, 438641323), (86, 234622103), (443, 45547406), (886, 22773703), (989, 20401922), (1978, 10200961), (10189, 1980322), (19049, 1059242), (20378, 990161), (23027, 876254), (38098, 529621), (46054, 438127)]