2009187124

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{4177}}^1$

素因数の和:4648

約数の個数: 48

約数和(自身を含む): 4127195520

約数和(自身を除く): 2118008396

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 419, 574, 838, 1148, 1676, 2933, 4177, 5866, 8354, 11732, 16708, 17179, 29239, 34358, 58478, 68716, 116956, 120253, 171257, 240506, 342514, 481012, 685028, 1198799, 1750163, 2397598, 3500326, 4795196, 7000652, 12251141, 24502282, 49004564, 71756683, 143513366, 287026732, 502296781, 1004593562, 2009187124]

約数ペア:

[(1, 2009187124), (2, 1004593562), (4, 502296781), (7, 287026732), (14, 143513366), (28, 71756683), (41, 49004564), (82, 24502282), (164, 12251141), (287, 7000652), (419, 4795196), (574, 3500326), (838, 2397598), (1148, 1750163), (1676, 1198799), (2933, 685028), (4177, 481012), (5866, 342514), (8354, 240506), (11732, 171257), (16708, 120253), (17179, 116956), (29239, 68716), (34358, 58478)]