18510926

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 35163072

約数和(自身を除く): 16652146

約数列:

[1, 2, 7, 14, 17, 34, 41, 49, 82, 98, 119, 238, 271, 287, 542, 574, 697, 833, 1394, 1666, 1897, 2009, 3794, 4018, 4607, 4879, 9214, 9758, 11111, 13279, 22222, 26558, 32249, 34153, 64498, 68306, 77777, 155554, 188887, 225743, 377774, 451486, 544439, 1088878, 1322209, 2644418, 9255463, 18510926]

約数ペア:

[(1, 18510926), (2, 9255463), (7, 2644418), (14, 1322209), (17, 1088878), (34, 544439), (41, 451486), (49, 377774), (82, 225743), (98, 188887), (119, 155554), (238, 77777), (271, 68306), (287, 64498), (542, 34153), (574, 32249), (697, 26558), (833, 22222), (1394, 13279), (1666, 11111), (1897, 9758), (2009, 9214), (3794, 4879), (4018, 4607)]