19851138

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2237}}^1$

素因数の和:2291

約数の個数: 48

約数和(自身を含む): 47132280

約数和(自身を除く): 27281142

約数列:

[1, 2, 3, 6, 9, 17, 18, 29, 34, 51, 58, 87, 102, 153, 174, 261, 306, 493, 522, 986, 1479, 2237, 2958, 4437, 4474, 6711, 8874, 13422, 20133, 38029, 40266, 64873, 76058, 114087, 129746, 194619, 228174, 342261, 389238, 583857, 684522, 1102841, 1167714, 2205682, 3308523, 6617046, 9925569, 19851138]

約数ペア:

[(1, 19851138), (2, 9925569), (3, 6617046), (6, 3308523), (9, 2205682), (17, 1167714), (18, 1102841), (29, 684522), (34, 583857), (51, 389238), (58, 342261), (87, 228174), (102, 194619), (153, 129746), (174, 114087), (261, 76058), (306, 64873), (493, 40266), (522, 38029), (986, 20133), (1479, 13422), (2237, 8874), (2958, 6711), (4437, 4474)]