2009553867

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{25603}}^1$

素因数の和:25654

約数の個数: 48

約数和(自身を含む): 3355148160

約数和(自身を除く): 1345594293

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 243, 323, 459, 513, 969, 1377, 1539, 2907, 4131, 4617, 8721, 25603, 26163, 76809, 78489, 230427, 435251, 486457, 691281, 1305753, 1459371, 2073843, 3917259, 4378113, 6221529, 8269769, 11751777, 13134339, 24809307, 35255331, 39403017, 74427921, 105765993, 118209051, 223283763, 669851289, 2009553867]

約数ペア:

[(1, 2009553867), (3, 669851289), (9, 223283763), (17, 118209051), (19, 105765993), (27, 74427921), (51, 39403017), (57, 35255331), (81, 24809307), (153, 13134339), (171, 11751777), (243, 8269769), (323, 6221529), (459, 4378113), (513, 3917259), (969, 2073843), (1377, 1459371), (1539, 1305753), (2907, 691281), (4131, 486457), (4617, 435251), (8721, 230427), (25603, 78489), (26163, 76809)]