20160796401

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{1787}}^1\times {\mathrm{4493}}^1$

素因数の和:6323

約数の個数: 40

約数和(自身を含む): 31112573184

約数和(自身を除く): 10951776783

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 1787, 2511, 4493, 5361, 13479, 16083, 40437, 48249, 55397, 121311, 139283, 144747, 166191, 363933, 417849, 498573, 1253547, 1495719, 3760641, 4487157, 8028991, 11281923, 24086973, 72260919, 216782757, 248898721, 650348271, 746696163, 2240088489, 6720265467, 20160796401]

約数ペア:

[(1, 20160796401), (3, 6720265467), (9, 2240088489), (27, 746696163), (31, 650348271), (81, 248898721), (93, 216782757), (279, 72260919), (837, 24086973), (1787, 11281923), (2511, 8028991), (4493, 4487157), (5361, 3760641), (13479, 1495719), (16083, 1253547), (40437, 498573), (48249, 417849), (55397, 363933), (121311, 166191), (139283, 144747)]