2009170768

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{24763}}^1$

素因数の和:25243

約数の個数: 40

約数和(自身を含む): 4256040096

約数和(自身を除く): 2246869328

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 461, 922, 1844, 3688, 5071, 7376, 10142, 20284, 24763, 40568, 49526, 81136, 99052, 198104, 272393, 396208, 544786, 1089572, 2179144, 4358288, 11415743, 22831486, 45662972, 91325944, 125573173, 182651888, 251146346, 502292692, 1004585384, 2009170768]

約数ペア:

[(1, 2009170768), (2, 1004585384), (4, 502292692), (8, 251146346), (11, 182651888), (16, 125573173), (22, 91325944), (44, 45662972), (88, 22831486), (176, 11415743), (461, 4358288), (922, 2179144), (1844, 1089572), (3688, 544786), (5071, 396208), (7376, 272393), (10142, 198104), (20284, 99052), (24763, 81136), (40568, 49526)]