2009172319

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{19429}}^1$

素因数の和:19543

約数の個数: 32

約数和(自身を含む): 2686003200

約数和(自身を除く): 676830881

約数列:

[1, 7, 11, 17, 77, 79, 119, 187, 553, 869, 1309, 1343, 6083, 9401, 14773, 19429, 103411, 136003, 213719, 330293, 1496033, 1534891, 2312051, 3633223, 10744237, 16883801, 25432561, 26093147, 118186607, 182652029, 287024617, 2009172319]

約数ペア:

[(1, 2009172319), (7, 287024617), (11, 182652029), (17, 118186607), (77, 26093147), (79, 25432561), (119, 16883801), (187, 10744237), (553, 3633223), (869, 2312051), (1309, 1534891), (1343, 1496033), (6083, 330293), (9401, 213719), (14773, 136003), (19429, 103411)]