20543669293

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 24821254656

約数和(自身を除く): 4277585363

約数列:

[1, 7, 43, 49, 131, 263, 283, 301, 917, 1841, 1981, 2107, 5633, 6419, 11309, 12169, 12887, 13867, 34453, 37073, 39431, 74429, 79163, 85183, 241171, 259511, 276017, 521003, 554141, 596281, 1481479, 1594139, 1688197, 1816577, 3200447, 3647021, 9750199, 10370353, 11158973, 22403129, 68251393, 72592471, 78112811, 156821903, 419258557, 477759751, 2934809899, 20543669293]

約数ペア:

[(1, 20543669293), (7, 2934809899), (43, 477759751), (49, 419258557), (131, 156821903), (263, 78112811), (283, 72592471), (301, 68251393), (917, 22403129), (1841, 11158973), (1981, 10370353), (2107, 9750199), (5633, 3647021), (6419, 3200447), (11309, 1816577), (12169, 1688197), (12887, 1594139), (13867, 1481479), (34453, 596281), (37073, 554141), (39431, 521003), (74429, 276017), (79163, 259511), (85183, 241171)]