18274914

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3373}}^1$

素因数の和:3431

約数の個数: 48

約数和(自身を含む): 46318272

約数和(自身を除く): 28043358

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 129, 258, 301, 387, 602, 774, 903, 1806, 2709, 3373, 5418, 6746, 10119, 20238, 23611, 30357, 47222, 60714, 70833, 141666, 145039, 212499, 290078, 424998, 435117, 870234, 1015273, 1305351, 2030546, 2610702, 3045819, 6091638, 9137457, 18274914]

約数ペア:

[(1, 18274914), (2, 9137457), (3, 6091638), (6, 3045819), (7, 2610702), (9, 2030546), (14, 1305351), (18, 1015273), (21, 870234), (42, 435117), (43, 424998), (63, 290078), (86, 212499), (126, 145039), (129, 141666), (258, 70833), (301, 60714), (387, 47222), (602, 30357), (774, 23611), (903, 20238), (1806, 10119), (2709, 6746), (3373, 5418)]