19833948

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 53464320

約数和(自身を除く): 33630372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 107, 114, 171, 214, 228, 271, 321, 342, 428, 542, 642, 684, 813, 963, 1084, 1284, 1626, 1926, 2033, 2439, 3252, 3852, 4066, 4878, 5149, 6099, 8132, 9756, 10298, 12198, 15447, 18297, 20596, 24396, 28997, 30894, 36594, 46341, 57994, 61788, 73188, 86991, 92682, 115988, 173982, 185364, 260973, 347964, 521946, 550943, 1043892, 1101886, 1652829, 2203772, 3305658, 4958487, 6611316, 9916974, 19833948]

約数ペア:

[(1, 19833948), (2, 9916974), (3, 6611316), (4, 4958487), (6, 3305658), (9, 2203772), (12, 1652829), (18, 1101886), (19, 1043892), (36, 550943), (38, 521946), (57, 347964), (76, 260973), (107, 185364), (114, 173982), (171, 115988), (214, 92682), (228, 86991), (271, 73188), (321, 61788), (342, 57994), (428, 46341), (542, 36594), (642, 30894), (684, 28997), (813, 24396), (963, 20596), (1084, 18297), (1284, 15447), (1626, 12198), (1926, 10298), (2033, 9756), (2439, 8132), (3252, 6099), (3852, 5149), (4066, 4878)]