2009189778

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{249341}}^1$

素因数の和:249442

約数の個数: 32

約数和(自身を含む): 4308629760

約数和(自身を除く): 2299439982

約数列:

[1, 2, 3, 6, 17, 34, 51, 79, 102, 158, 237, 474, 1343, 2686, 4029, 8058, 249341, 498682, 748023, 1496046, 4238797, 8477594, 12716391, 19697939, 25432782, 39395878, 59093817, 118187634, 334864963, 669729926, 1004594889, 2009189778]

約数ペア:

[(1, 2009189778), (2, 1004594889), (3, 669729926), (6, 334864963), (17, 118187634), (34, 59093817), (51, 39395878), (79, 25432782), (102, 19697939), (158, 12716391), (237, 8477594), (474, 4238797), (1343, 1496046), (2686, 748023), (4029, 498682), (8058, 249341)]