2008181889

素因数分解:

$3^5\times 7^1\times {\mathrm{101}}^1\times {\mathrm{11689}}^1$

素因数の和:11812

約数の個数: 48

約数和(自身を含む): 3472210560

約数和(自身を除く): 1464028671

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 101, 189, 243, 303, 567, 707, 909, 1701, 2121, 2727, 6363, 8181, 11689, 19089, 24543, 35067, 57267, 81823, 105201, 171801, 245469, 315603, 736407, 946809, 1180589, 2209221, 2840427, 3541767, 6627663, 8264123, 10625301, 19882989, 24792369, 31875903, 74377107, 95627709, 223131321, 286883127, 669393963, 2008181889]

約数ペア:

[(1, 2008181889), (3, 669393963), (7, 286883127), (9, 223131321), (21, 95627709), (27, 74377107), (63, 31875903), (81, 24792369), (101, 19882989), (189, 10625301), (243, 8264123), (303, 6627663), (567, 3541767), (707, 2840427), (909, 2209221), (1701, 1180589), (2121, 946809), (2727, 736407), (6363, 315603), (8181, 245469), (11689, 171801), (19089, 105201), (24543, 81823), (35067, 57267)]