1949969772

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{20809}}^1$

素因数の和:20975

約数の個数: 72

約数和(自身を含む): 5226639600

約数和(自身を除く): 3276669828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 137, 171, 228, 274, 342, 411, 548, 684, 822, 1233, 1644, 2466, 2603, 4932, 5206, 7809, 10412, 15618, 20809, 23427, 31236, 41618, 46854, 62427, 83236, 93708, 124854, 187281, 249708, 374562, 395371, 749124, 790742, 1186113, 1581484, 2372226, 2850833, 3558339, 4744452, 5701666, 7116678, 8552499, 11403332, 14233356, 17104998, 25657497, 34209996, 51314994, 54165827, 102629988, 108331654, 162497481, 216663308, 324994962, 487492443, 649989924, 974984886, 1949969772]

約数ペア:

[(1, 1949969772), (2, 974984886), (3, 649989924), (4, 487492443), (6, 324994962), (9, 216663308), (12, 162497481), (18, 108331654), (19, 102629988), (36, 54165827), (38, 51314994), (57, 34209996), (76, 25657497), (114, 17104998), (137, 14233356), (171, 11403332), (228, 8552499), (274, 7116678), (342, 5701666), (411, 4744452), (548, 3558339), (684, 2850833), (822, 2372226), (1233, 1581484), (1644, 1186113), (2466, 790742), (2603, 749124), (4932, 395371), (5206, 374562), (7809, 249708), (10412, 187281), (15618, 124854), (20809, 93708), (23427, 83236), (31236, 62427), (41618, 46854)]